• I am looking for 2 M.S. and 1 Ph.D. students to start in Spring 2025. The interested applicants can email me at dmlee@cau.ac.kr.

• One paper on blockchain for scaffolding work has been published in IEEE.

• One paper on Deep learning for fall prevention has been published in IEEE.

Professional Experience

2019 – 2021      Postdoctoral Research Fellow (Advisor Prof. SangHyun Lee)

                                University of Michigan, Ann Arbor, MI, USA

         ·  Research on integrated digital twin and blockchain for accountable information sharing

         ·  Research on deep reinforcement learning for autonomous robot controls

2019                       Postdoctoral Research Fellow

                                Research Institute for Mega Construction, Seoul, South Korea

          ·  Developing double-cage construction hoist with machine learning-based operational planning model for high-rise building construction

          ·  Research on autonomous construction hoist algorithm based on deep reinforcement learning

2018 – 2019         Research Director

                                K-tech Global, Seoul, South Korea

           ·  Developing lightweight, reduced noising, safe, eco-friendly plastic form

           ·   Developing formwork planning model using AI technique (e.g., harmony search algorithm)

2016 – 2019         Researcher (Technical Research Personnel) (Advisor Prof.Kyung-In Kang & Prof.Hunhee Cho)

                                Research Institute of Engineering and Technology, Seoul, South Korea

          ·  Development of a Smart city (e.g., smart mobility, smart building, smart infrastructure) management platform  

2016                       Visiting Scholar (Advisor Prof. Yong-woo Kim)

                                University of Washington, Seattle, WA, USA  

          ·   Research on patent & research trend analysis of construction automation using unsupervised learning.

2015 – 2019         Graduate Research Assistant (Advisor Prof.Kyung-In Kang & Prof.Hunhee Cho)

                                Korea University, Seoul, South Korea

          ·   Development of an automated material handling system.

          ·   Development of new system formwork and automated material lifting equipment for high-rise building construction

2013 – 2014       Research Assistant (Advisor Prof.Kyung-In Kang & Prof.Hunhee Cho)

                                Korea University, Seoul, South Korea

          ·   Research on harmony search (optimization) algorithm and discrete event simulation method for process optimization (e.g., layout planning, scheduling, costing) in high-rise building construction

          ·   Development of high-speed formwork method and self-diagnosis system

          ·   Utilizing building information models for constructability checking

Refereed Journal Papers (Published 31, Submitted: 2)

2024                 Joshua, E, Charles, E., Yang, J., D, Lee., D, Lee*., Integrated zero-knowledge proof and blockchain system for privacy-preserving near-miss reporting in construction projects, Automation in Construction, SCIE (Q1), (Accepted)

2024                Khan, Nasrullah., Sibtain, A., Zaidi, F., D, Lee., D, Lee*,  Tracking Multiple Construction Worker Using Pose Estimation and Feature-Assisted Re-Identification Model, Automation in Construction, SCIE (Q1), (Accepted)

2024                Kim, D., Yoo T., Tran, SVT., Lee, D., Park, C., Lee, D*., Automated Safety Risk Assessment Framework by Integrating Safety Regulation and 4D BIM-Based Rule Modeling, Buildings, 14(8)-2529, SCIE (Q2)

2024                Yang, J., Lee, E., Kwon, J., Lee, D., Kim, Y., Park, C., Lee, D*., A Weakly Supervised Learning Framework utilizing the Enhanced Class Activation Map for Object Detection in Construction Sites, IEEE Access, vol12, SCIE (Q1)

2023                Kim, D., Jung, Y., Lee, D*., Deep Reinforcement Learning based Automated UAV Path Planning Model for Worker Safety Monitoring in Construction, Journal of Construction Automation and Robotics 2, (4)

2023                Lee, H., Jeon, J., Lee, D., Kim J., Park, C., Lee, D*., Game Engine-driven Synthetic Data Generation for Computer Vision-based Safety Monitoring of Construction  Workers, Automation in Construction 155, 105060, SCIE (Q1)

2023                Ahn, H., Lee, C., Kim, T., Kim, M., Cho, H., Lee, D., Applicability of Smart Construction Technology: Prioritization and Future Research Directions, Automation in Construction 153, 104953, SCIE (Q1)

2023                Kim, M., Lee, D., Kim, T., Oh, S., H, Cho., Automated extraction of geometric primitives with solid lines from unstructured point clouds for creating digital building models, Automation in Construction 145, 104642, SCIE (Q1)

2023                Kim, M., Lee, D*., Automated two-dimensional geometric model reconstruction from point cloud data for construction quality inspection and maintenance, 

                        Automation in Construction 154, 105024, SCIE (Q1)

2023                Lee, D., Wen, L., Choi, J.O., Lee, S.H., Sensor Integrated Hybrid Blockchain System for Supply Chain Coordination in Volumetric Modular Construction, ASCE Journal of Construction Engineering and Management,149 (1), 104565, SCIE (Q1)

2022                Bao, L., Lee, D., Park, C., Cross-platform virtual reality framework for real-time construction-safety training using WebXR and IFC, Automation in Construction 143, 104565, SCIE (Q1)

2022                Yang, J., Lee, D., Baek, C., Park, C., Lan, BQ., Lee, D., Leveraging Blockchain for Scaffolding Work Management in Construction, IEEE ACCESS, SCIE (Q1)

2022                Anjum, S., Khan, N., Khalid, R., Khan, M., Lee, D., Park, C., Fall Prevention from Ladders Utilizing a Deep Learning-based Height Assessment Method, IEEE ACCESS, SCIE (Q1)

2022                Kim, T., Kim Y.W., Lee, D., Kim, M., Reinforcement Learning Approach to Scheduling of Precast Concrete Production, Journal of Cleaner Production, Elsevier 130419, SCIE (Q1)

2022                Lee, D., Lee, S., Masoud, N, Krishnan, M.S., and Li, V.C. Digital twin-driven deep reinforcement learning for adaptive task allocation in robotic construction, Advanced Engineering Informatics, Elsevier, 101710, SCIE (Q1)

2021                Lee, D., Lee, S., Digital Twin for Supply Chain Coordination in Modular Construction, Applied Science, MDPI, SCIE (Q2)

2021                Oh, S., Lee, D., Kim, M., Kim, T., and Cho, H. Building Component Detection on Unstructured 3D Indoor Point Clouds Using RANSAC-based Region    

                        Growing, Remote Sensing, MDPI, 13(2), SCIE (Q1)

2021                Lee, D., Kim, M., and Cho, H. Autonomous Construction Hoist based on Deep Reinforcement Learning in High-rise Building Construction, Automation in 

                        Construction, Elsevier, Vol 128, 103737, SCIE (Q1)

2021                Lee, D., Lee, S., Masoud, N, Krishnan, M.S., and Li, V.C. Integrated Digital Twin and Blockchain Framework to Support Accountable Information Sharing 

                        in Construction projects, Automation in Construction, Elsevier, Vol 127, 103688, SCIE (Q1)

2021                Kim, M., Kim, T., Yeo, I.H., Lee, D., Kang, K.I., and Cho, H. Improvement of Standards on Fire Safety Performance of External Insulated High-Rise 

                        Buildings: Focusing on the Case in Korea, Journal of Building Engineering, Elsevier, SCIE (Q1)

2021                Kim, T., Lee, D., Lim, H., Lee, U., Cho, H., and Cho, K. Exploring Research Trends and Network Characteristics in Construction Automation and Robotics 

                        based on Keyword Network Analysis, Journal of Asian Architecture and Building Engineering, Taylor & Francis, SCIE (Q3)

2020                Lee, M., Lee, D., Kim, T., and Lee, U. Practical Analysis of BIM tasks for Modular Construction Projects in South Korea, Sustainability, MDPI, 12, 6900, SCIE (Q1)

2020                Kim, T., Lee, D*., Cha, M., Lim, H., Lee, M., Cho, H., and Kang, K.I. Simulation-Based Lift Planning Model for the Lift Transfer Operation System, Journal 

                        of Construction Engineering and Management, ASCE, 146(9), SCIE (Q1)

2020                Lee, D., Lee, D., Lee, M., and Kim, T. Analytic Hierarchy Process-Based Construction Material Selection for Performance Improvement of Building 

                        Construction: The Case of a Concrete System Form, Materials, MDPI, 146 (9), 04020098, SCIE (Q1)

2020                Lee, D., Kim, T., Lee, D., Lim, H., Cho, H., and Kang, K.I. Development of an advanced composite system form for constructability improvement through 

                        A Design for Six Sigma process, Journal of Civil Engineering and Management, Taylor & Francis, 26 (4), 364-379, SCIE (Q2)

2020                Ji, W., Lee, D., Lim, H., Pyo, K., Lee, D., Lee, HJ, Park, I., and Kang, K.I. Evaluating the Competitiveness of Asian Construction Companies through 

                        Patent Analysis, Journal of Korea Institute of Building Construction, 20(2), 199-212, KCI

2019                Lee, D., Kim, H., Sim, J., Lee, D., Cho, H., and Hong, D. Trends in 3D Printing Technology for Construction Automation Using Text Mining, International 

                        Journal of Precision Engineering and Manufacturing, Springer, 20, 871-882, SCIE (Q2)

2019                Lee, D., Lee, D., Lim, H., Cho, H., and Kang, K.I. Assessment of Delay Factors for Structural Frameworks in Free-form Tall Buildings Using the FMEA, 

                        International Journal of Concrete Structures and Materials, Springer, 13:2, SCIE (Q1)

2018                Lee, D., Lee, D., Cho, H., and Kang, K.I. The Production Process and Mock-up Test of Freeform Concrete Segments using LOM type 3D Printer, Journal 

                        of the Korea Institute of Building Construction (JKIBC), The Korea Institute of Building Construction, 18(1), 89-98, KCI

2018                Kim, T., Lim, H., Kim, C. W., Lee, D., Cho, H., and Kang, K. I. The Accelerated Window Work Method Using Vertical Formwork for Tall Residential 

                        Building Construction. Sustainability, MDPI, 10(2), 456, SCIE (Q1)

2018                Cho, H. P., Lim, H., Lee, D., Cho, H., and Kang, K. I. Patent analysis for forecasting promising technology in high-rise building construction. Technological 

                        Forecasting and Social Change, Elsevier, 128, 144-153, SCIE (Q1)

2018                Lee, D., Lim, H., Kim, T., Cho, H., and Kang, K. I. Advanced planning model of formwork layout for productivity improvement in high-rise building 

                        construction, Automation in Construction, Elsevier, 85, 232-240, SCIE (Q1)

2016                Lee, D., Lim, H., Cho, H., and Kang, K. I. Optimization of Luffing-Tower Crane Location in Tall Building Construction, Journal of Construction Engineering 

                        and Project Management, KICEM, 5(4), 7-11, KCI

2015                Lee, D., Lim, H., Cho, H., and Kang, K. I. A Preliminary Study for Dynamic Construction Site Layout Planning Using Harmony Search Algorithm, 

                         Advanced in Intelligent Systems and Computing, Springer, 382, SCOPUS

Refereed Conference Proceedings

2023                 Jung, Y., Lee, D*., Deep Reinforcement Learning Driven Autonomous Flight UAV for Construction Progress Monitoring, Creative Construction Conference 2023, Hungary.

2022                 Yoo, T., Lee, D., Yang, J., Lee, D., Park, C., Potential of Interactive Metaverse Platform for Safety Education in Construction, International Symposium on Automation and Robotics in Construction (ISARC 2022), Las Vegas, U.S.

2022                 Lee, H., Jeon, J., Yang, J., Lee, D*., Park, C., Game Engine Driven Synthetic Data Generation for Computer Vision-Based Construction Safety Monitoring, International Symposium on Automation and Robotics in Construction (ISARC 2022), Las Vegas, U.S.

2019                 Kang, S., Ahn, H., Lee, C., Lee, D., Cho, H., and Kang, K.I. Assessment of CO2 Emissions of Eco-friendly Lightweight Form in the Construction Process, 

                         Fall Construction Conference, Korea Institute of Building Construction, South Korea

2019                 Kwon, W., Lee, D., Lee, C., Lee, C., Cho, H., and Kang, K.I. Development of One-way Void Support Device for Flexible Table Form, Fall Construction 

                         Conference, Korea Institute of Building Construction, South Korea

2019                 Lee, C., Lee, D., Cho, H., and Kang, K.I. New System Form Design Process Using QFD and TRIZ. 36th International Symposium on Automation and 

                         Robotics in Construction (ISARC 2019), IAARC, Banff, Canada

2018                 Ahn, H., Lee, D., Lee, S., Kim, T., Cho, H., and Kang, K.I. Application of machine learning technology for construction site, 35th International Symposium on   Automation and Robotics in Construction (ISARC 2018), IAARC, Berlin, Germany

2018                 Pyo, K., Lee, D., Lee, D., Lim, H., and Kang, K.I. Research Trend Analysis for Construction Automation, 35th International Symposium on Automation and Robotics in  Construction (ISARC 2018), IAARC, Berlin, Germany

2018                 Ahn, H., Lee, D., Kim, T., H, Cho., and Kang, K.I. Development of An Optimal Call-response Algorithm of Construction Lift for High-rise Building      

                         Construction, Spring Construction Conference, Korea Institute of Building Construction, South Korea

2018                 Pyo, K., Lee, D., Lim, H., H, Cho., and Kang, K.I. Preliminary study for Vertical Dynamic Site Layout Planning of High-Rise Building Construction, Spring   

                         Construction Conference, Korea Institute of Building Construction, South Korea

2018                 Lee, C., Lee, D., Lee, D., Cho, H., and Kang, K.I. Lightweight Gang From Utilizing Engineering Composite Materials, Spring Construction Conference. 

                         Korea Institute of Building Construction, South Korea

2018                 Kwon, W., Lee, D., and Kang, K.I. Development and Economic Analysis of Noise-reduced Form with Light Weight, Spring Construction Conference, Korean 

                         Recycled Construction Resources Institute, South Korea

2017                 Lee, D. Advanced Lifting Technologies and formwork System for Tall Building Construction, 2017 Joint World Congress on Advances in Structural 

                         Engineering and Mechanics (ASEM17), International Association of Structural Engineering & Mechanics, Seoul, South Korea

2017                 Lee, J., Lee, D., Cho, H., and Kang, K.I. Inhibiting factors and improvement plan of table formwork method in high-rise building construction, 34th 

                         International Symposium on Automation and Robotics in Construction (ISARC2017), IAARC, Taipei, Taiwan

2017                 Kim, S., Lee, D., Lim, H., Cho, H., and Kang, K.I. Economic Analysis of Plastic Panels for Formwork Panel Selection, Spring Construction Conference, 

                         Korea Institute of Building Construction, South Korea

2016                 Kim, W., Lee, D., Cho, H., and Kang, K.I. Evaluation of Lifting Efficiency of Double-Cage Construction Lift in Supertall Building Construction, 33rd 

                         International Symposium on Automation and Robotics in Construction (ISARC 2016), IAARC, Alabama, USA

2016                 Kim, W., Lee, D., Cho, H., and Kang, K.I. The Development of Simulation Model for Calculating Hoisting Time of Double-Cage Construction Lift in Supertall 

                         Building Construction, Spring Construction Conference, Korea Institute of Building Construction, South Korea

2016                 Lee, J., Lee, D., Cho, H., and Kang, K.I. Application of 3D Printing Technology for Formwork Constructability Review in Tall Building Construction, Spring 

                         Construction Conference, Korea Institute of Building Construction, South Korea

2015                 Lee, D., Lim, H., Cho, H., and Kang, K.I. A Preliminary Study for Dynamic Construction Site Layout Planning Using Harmony Search Algorithm, 2nd 

                         International Conference on Harmony Search Algorithm, Korea University, Seoul, South Korea

2014                 Kim, W., Lee, D., Kim, T., Cho, H., and Kang, K.I. Optimization of real-time path finding for material handling of finishing work considering the logistics flow, 

                         Spring Construction Conference, Korea Institute of Building Construction, South Korea

2014                 Lee, D., Lim, H., Cho, H., and Kang, K.I. Optimization of Luffing-Tower Crane Location in a Tall Building Construction, International Conference on 

                         Construction Engineering and Project Management (ICCEPM 2015), KICEM, Busan, South Korea

2014                 Kim, M., Lee, D., Lim, H., Cho, H., and Kang, K.I. Derivation of Factors for Improvement for Efficient Procurement and Lifting Management of Modular 

                         Construction, Spring Construction Conference, Korea Institute of Building Construction, South Korea

2014                 Lee, D., Lim, H., Kim, T., Cho, H., and Kang, K.I. A formwork layout model based on genetic algorithm, 31st International Symposium on Automation and 

                         Robotics in Construction and Mining (ISARC 2014), IAARC, Sydney, Australia

2014                 Lee, D., Lim, H., Lee, M., Cho, H., and Kang, K.I. A Basic Study for Vertical Layout Planning of Temporary Facilities in High-rise Building Construction, 

                         Spring Construction Conference, Korea Institute of Building Construction, South Korea

2013                 Lee, D., Lim, H., Kim, T., Cho, H., and Kang, K.I. A Support Model of Optimum Layout Planning of Forms for Improving Constructability of Formwork, Fall 

                         Construction Conference, Korea Institute of Building Construction, South Korea

2013                 Lee, D., Lim, H., Kim, T., Cho, H., and Kang, K.I. Optimum Layout Model of Lift Car for Improving Productivity in High-rise Building Exterior Finishing Work, 

                         Spring Construction Conference, Korea Institute of Building Construction, South Korea

Awards

2019  - 2020            Postdoctoral Research Fellowship, National Research Foundation of Korea

2018                       BK21PLUS Scholarship, National Research Foundation of Korea

2017                       2016 Outstanding 20 Research Award awarded by Ministry of Land, Infrastructure, and Transport (Korea) 

2017                       Outstanding Paper Nomination, Spring Conference on Construction Technology awarded by The Korea Institute of Building Construction

2016                       Outstanding Paper Nomination, Spring Conference on Construction Technology awarded by The Korea Institute of Building Construction

2015                       Outstanding Paper Nomination, Fall Conference on Construction Technology awarded by The Korea Institute of Building Construction

2015                       Outstanding Paper Nomination, Spring Conference on Construction Technology awarded by The Korea Institute of Building Construction

2015                       Best Paper Nomination, The International Conference on Construction Engineering and Project management (ICCEPM 2015)

2015                       Academic Scholarship, GS E&C

2013                       Outstanding Paper Nomination, Fall Conference on Construction Technology awarded by The Korea Institute of Building Construction

2013                       Outstanding Paper Nomination, Spring Conference on Construction Technology awarded by The Korea Institute of Building Construction

2009 – 2013         Academic Scholarship, Korea Government and Korea University

Teaching Experience

2021 – Present        Assitant Professor, “BIM System Engineering", "Construction Engineering Design", "Construction Management", "Construction Safety and Health", "BIM based Cost Analysis"

         ·   Role and Responsibility: Teaching (12hours/week), Lab sessions for research discussion (1hr/week), held office hours (2hr/week), developed lab exercises/assignments, and graded term projects.

2019 -  2021        Course Advocates (Coursera Online Master Track)

          ·   Held office hours (4 hours/week) and tutoring for students (4 hours/week) and graded homework assignments, and graded term projects and mid/final exams.

          ·   Handling courses (6 masters degree courses per semester)  

           “Construction Equipment and Methods”, Instructor: Prof. Vineet Kamat

          “Construction Project Delivery Systems”, Instructor: Prof. Carol Menessa

             “Construction Project Planning, Scheduling, and Control”, Instructor: Prof. SangHyun Lee

           “Construction Safety and Human Factors”, Instructor: Prof. SangHyun Lee

           “Financial Accounting for Construction Projects”, Instructor: Prof. Vineet Kamat

           “Sustainable Construction Practices”, Instructor: Prof. Carol Menassa

2017 – 2019         Graduate Student Research Mentor, ACE 689, 694, 798 “Construction Project Planning, Scheduling and Contracting”

           ·   Instructor: Profs. Kyung-In Kang, and Hunhee Cho

           ·   Role and Responsibility: Lab session for research discussion (1hr/week), held office hour (1hr/week), developed lab exercises/assignments, and graded term projects.

2017 – 2019         Undergraduate Student Research Mentor, ACEE 471 “Construction Project Management”

            ·   Instructors: Profs. Kyung-In Kang, Hunhee Cho

            ·   Research Topic: “Constructability checking based on BIM”, “Productivity tracking using the wearable device”, “Construction layout planning model based on genetic algorithm”, “Inhibiting factors for    

                construction delay in a high-rise building construction”

2017                       Graduate Student Instructor, ACEE 374 “Construction Management”

           ·   Instructor: Prof. Hunhee Cho

           ·   Role and Responsibility: Held office hour (2hr/week), developed lab exercises/assignments and in-class quizzes, and graded term projects and assignments

2016                       Graduate Student Instructor, ACEE 369 “Remodeling Engineering”

            ·  Instructor: Prof. Jangwoo Seo

            ·  Role and Responsibility: Held office hour (1hr/week), developed lab exercises/assignments and in-class quizzes, and graded term projects and assignments

2015                       Graduate Student Instructor, ACEE 369 “Building Construction”

            ·  Instructor: Prof. Hunhee Cho

            ·  Role and Responsibility: Held office hour (1hr/week), developed lab exercises/assignments and in-class quizzes, and graded term projects and assignments

2014                       Graduate Student Instructor, ACEE 485 “Project Cost Management”

             ·  Instructor: Prof. Sanghyuk Sohn

             ·  Role and Responsibility: Held office hour (2hr/week), developed lab exercises/assignments and in-class quizzes, and graded term projects and assignments

2014                       Graduate Student Instructor, ACEE 263 “Construction Systems”

             ·  Instructor: Prof. Kyung-In Kang

             ·  Role and Responsibility: Held office hour (1hr/week), developed lab exercises/assignments and in-class quizzes, and graded term projects and assignments

Professional Presentations and Workshops

2022                           Digital Twin and Blockchain for Intelligent Robotics in Construction

• KICEM Young Researcher Seminar

• Building Smart Forum

• Chosun University

• Seoul National University of Science and Technology

• Yonsei University

• Seoul National University

• CAU DT/AI Center

2021                           Digital Transformations and Human-Centered AI in Construction 

• University of Florida (Invited on-site Interview)

2021                           Digital Twin in Construction

• Korea University (online workshop)

2020                            Digital Transformations in Robotic Off-site Construction

• Civil and Environmental Engineering (CEE) seminar, University of Michigan, Ann Arbor, USA (online workshop)

2020                      Deep Reinforcement Learning-enhanced Digital Twin for Robot Control in Robotized Off-site Construction.

• Robotics in the Construction Industry Workshop, Berlin, Germany (online workshop)

2020                    Integrated Digital Twin and Blockchain for Efficient Collaboration in Construction Projects 

• CBC/ETH Blockchain in Construction Workshop, Zurich, Switzerland

2019                       Tishman Construction Management Program Research Symposium, University of Michigan, Ann Arbor, MI.

2019                       Construction Materials for High-rise Building Construction

• Korea National University of Transportation, Chungju, South Korea

2018                       Plastic Formwork System Integrated with Automated Construction Planning Model

• University-Industry Joint Venture Seminar, Changchun, China

2018                       Plastic Formwork System Integrated with Automated Material Handling Equipment

• Advanced Technology Roadshow Supported by KOTRA, Manila, Philippine

2018                       Plastic Formwork System Integrated with Automated Material Handling Equipment

• Advanced Technology Roadshow Supported by KOTRA, Kuala Lumpur, Malaysia

2017                       Composite Formwork System Integrated with Automated material handling equipment

• Advanced Technology Roadshow Supported by KOTRA, Hanoi, Vietnam

2016                       Composite Formwork System

• BAUMA China 2016, Shanghai, China

Professional Leadership & Service Activities

2019 – Present      Reviewer, Automation in Construction

2021 – Present      Reviewer, Korean Society of Civil Engineers (KSCE)

2021 – Present      Reviewer, Architectural Institute of Korea

2021 – Present      Reviewer, Korea Institute of Building Construction

2019 – 2021      University of Michigan Planet Blue Ambassador

2019 – Present      Reviewer, KICEM Journal of Construction Engineering and Project Management

2019 – Present      Reviewer, ASCE Journal of Management in Engineering

2019 – Present      Reviewer, ASCE Journal of Construction Engineering and Management

2013 – 2019         Volunteer Team for Community Service to Build New Housing

Patents and Design Registration

2019                          Table form assembly and a system having the same (10-1997721, Korea)

2019                           A fixing device for support concrete form (10-1985324, Korea)

2018                          Tilt adjustment unit for table form and transfer apparatus for table form having the same (10-1817035, Korea)

2018                        Support apparatus integrated with load measurement unit (10-1817036, Korea)

2018                          A fixing device for support for table form (10-1857247, Korea)

2018                         Stopper ring for pipe support (30-0973182, Design, Korea)

2018                         Slab formwork support (30-0924526, Design, Korea)

2018                         Colette type apparatus for pipe support (30-0973184, Design, Korea)

2018                         Outer frame for pipe support (30-0973183, Design, Korea)

2018                         Fixing apparatus for pipe support (30-0973181, Design, Korea)

2018                          Method for controlling structural member design considering constructability of formwork (15/612,621 (Registered), USA)

2017                          Method for controlling the planning of structural member considering the constructability of formwork (10-1732314, Korea)

2017                         Table form loading/unloading apparatus (10-1744344, Korea)

Software Registration

2020                        PPO based learning framework in continuous environment space (C-2020-050464, Korea)

2020                        DQN based hoist training program (C-2020-050324, Korea)

2020                        Hoist learning environment generator program (C-2020-050321, Korea)

2020                        Convolutional neural network and DQN model with replay memory for hoist training (C-2020-050325, Korea)

2020                        Simulation environment generator-scalability enhancer program (C-2020-050319)

2020                Pytorch-based hoist training program supported by DQN and replay memory including comparative analysis tools (C-2020-050322)

2020                       Simulation-based inclined construction hoist planning planner (C-2020-050333)

2015                        Program for controlling structural member design considering constructability of formwork (C-2015-015336, Korea)