Patents
contents
2024
Dongkyoung Lee,, "Method; 레이저", 10-2023-0173389, Korea, 2023.12.04
2023
Dongkyoung Lee, Chanhee Jeong, "Smart laser drilling device; 휴대용 레이저 드릴기", 10-2023-0174639, Korea, 2023.12.05
Dongkyoung Lee, Seungeun Baek, "Method for manufacturing graphite separator using laser processing; 레이저 가공을 이용한 흑연 분리판 제조방법", 10-2023-0173389, Korea, 2023.12.04
Dongkyoung Lee, Seungeun Baek, "Dust and particle removal device for laser processing; 레이저 가공용 분진 및 파티클 제거장치", 10-2023-0173388, Korea, 2023.12.04
Dongkyoung Lee, Youngjin Seo, "Specimen workbench with heat bending prevention function; 열굽힘 방지 시편 작업대", 10-2023-0169041, Korea, 2023.11.29
Dongkyoung Lee, Youngjin Seo, Hoseong Kong, "Wire brushing system; 와이어 브러싱 시스템", 10-2023-0111592, Korea, 2023.08.24
Dongkyoung Lee, Youngjin Seo, "Welding slag removal system using laser; 레이저를 이용한 용접부 슬래그 제거 시스템", 10-2573963, Korea, 2023.08.30
Dongkyoung Lee, Youngjin Seo, Dongok Yu, "Welding slag removal method using laser; 레이저를 이용한 용접부 슬래그 제거 방법", 10-2562859, Korea, 2023.07.30
Dongkyoung Lee, Youngjin Seo, Sukhoon Pyo, "Operation method of high power fiber laser irradiation system; 고출력 광섬유 레이저 조사시스템 운용방법", 10-2023-0016045, Korea, 2023.02.07
Dongkyoung Lee, Youngjin Seo, Seungik Son, "Device for removing by-products of Arc welding; 아크 용접 부산물 제거장치", 10-2023-0016044, Korea, 2023.02.07
Dongkyoung Lee, Dongkyu Park, Jaegeun Shin "LITHIUM ION BATTERY ELECTRODE MANUFACTURING METHOD; 리튬 이온 배터리 전극 제조 방법", 10-2023-0016043, Korea, 2023.02.07
Dongkyoung Lee, Tam Vanh Hyunh, Mounarik Mondal, "Laser Scrabble irradiation apparatus of Cement-based Materials Using Nanosecond Fiber Laser; 나노초섬유 레이저를 이용한 시멘트계 재료의 레이저 스크 래블화 조사 장치", 10-2023-0016042, Korea, 2023.02.07
Dongkyoung Lee, Youngjin Seo, "A method of measuring the effect of silica sand ratio in the laser scraping process on cement mortar;시멘트몰탈에 대한 레이저 스크래빙 과정에서 실리카샌드 비율의 효과를 측정하는방법", 10-2023-0016041, Korea, 2023.02.07
Dongkyoung Lee, ”Nozzle device for gas discharge of molten resin; 응용수지의 가스 배출을 위한 노즐장치”,10-2023-0002228, Korea, 2023.01.06
2022
Dongkyoung Lee, Seungik Son, ”The writing instrument capable of distance measurement; 거리 측정이 가능한 필기구”,10-2402695, Korea, 2022.05.23
2021
Dongkyoung Lee, "Laser processing equipment for lithium metal battery using chamber; 챔버를 이용한 리튬금속전지의 레이저 가공장치", 10-2346497(PCT/KR2020/011542), Korea, 2021.12.28
Dongkyoung Lee, Trinh Ngoc Lanh, "Specimen marker with reflective surface and clip formed and tensile test system using that 반사면 및 클립이 형성된 시편마커 및 이를 이용한 인장시험 시스템", 10-2333436, Korea, 2021.11.26
Dongkyoung Lee, Seungik Son, ”Metal plate machining method; 금속판 가공방법”,10-2021-0127324, Korea, 2021.09.27
Dongkyoung Lee, Seungik Son, ”Metal plate machining method; 금속판 가공방법”,10-2021-0127319, Korea, 2021.09.27
Dongkyoung Lee, Youngjin Seo, Dongok Yu, "Welding slag removal method using laser; 레이저를 이용한 용접부 슬래그 제거 방법", 10-2021-0122028, Korea, 2021.09.13
Dongkyoung Lee, Youngjin Seo, "Welding slag removal system using laser; 레이저를 이용한 용접부 슬래그 제거 시스템", 10-2021-0121281, Korea, 2021.09.10
Joonghan Shin, Dongkyoung Lee, "Method for manufacturing of honeycomb structure using plastic film; 플라스틱 필름을 이용한 허니컴 구조체 제조방법”,10-2224330, Korea, 2021.03.02
Dongkyoung Lee, Seungik Son, ”The writing instrument capable of distance measurement; 거리 측정이 가능한 필기구”,10-2021-0020163, Korea, 2021.02.15
2020
Dongkyoung Lee, Sungsik Seok, ”Wet towel keeping device for fire escape; 화재 대피용 물수건 보관장치”,10-2197521, Korea, 2020.12.24
Dongkyoung Lee, "Laser processing equipment for lithium metal battery using chamber; 챔버를 이용한 리튬금속전지의 레이저 가공장치", 10-2020-0108657 (PCT/KR2020/011542), Korea, 2020.08.27
Dongkyoung Lee, Trinh Ngoc Lanh, "Specimen marker with reflective surface and clip formed and tensile test system using that; 반사면 및 클립이 형성된 시편마커 및 이를 이용한 인장시험 시스템", 10-2020-0108274, Korea, 2020.08.27
Dongkyoung Lee, Sungsik Seok, "Shoes cleaning device for vehicle; 차량용 신발털이 장치", 10-2140893, Korea, 2020.07.28
Dongkyoung Lee, Hongjun Park, "Wallet for blind person; 시각장애인용 지갑", 10-2117787, Korea, 2020.05.26
Dongkyoung Lee, Dongkyu Park, "Fork lift with apparatus for sensing irregularity on road; 노면 요철감지장치가 구비된 지게차", 10-2100070, Korea, 2020.04.06
2019
Dongkyoung Lee, Jee-Heon Jeong, "Cell culture well tool; 세포 배양 웰 툴", 10-2021230, Korea, 2019.09.05
Dongkyoung Lee, Jiyong Lee, "Chair including umbrella stand assembly; 우산꽃이가 포함된 의자", 10-2016294, Korea, 2019.08.24
Dongkyoung Lee,"Device for supplying laser of laser-guided cutting machine; 레이저 절삭기의 레이저 출력 장치", 10-1999437, Korea, 2019.07.05
Dongkyoung Lee,"Wheelchair with crutch supporting means ; 목발 거치수단이 구비된 휠체어", 10-2019-0071802, Korea, 2019.06.17
Dongkyoung Lee, Sungsik Seok, ”Wet towel keeping device for fire escape; 화재 대피용 물수건 보관장치”,10-2019-0071838, Korea, 2019.06.17
Dongkyoung Lee, Jee-Heon Jeong, Jaeguen Shin, Youngjin Seo,"Cell culture container case; 세포 배양 용기 케이스", 10-1983943, Korea, 2019.05.23
Dongkyoung Lee, Youngjin Seo, Jaeguen Shin, "Laser concrete cutting device; 비직선 절삭면을 갖도록 하는 콘크리트 절삭장치", 10-1983940, Korea, 2019.05.23
Dongkyoung Lee, Chan Ho Kim, "Hanger; 옷걸이", 10-1938054, Korea, 2019.01.07
Joonghan Shin, Dongkyoung Lee, "Method for manufacturing of honeycomb structure using plastic film; 플라스틱 필름을 이용한 허니컴 구조체 제조방법”,10-2019-0075359, Korea, 2019.06.25
Dongkyoung Lee, DongKyu Park, ”Fork lift with apparatus for sensing irregularity on road; 노면 요철감지장치가 구비된 지게차”,10-2019-0001157, Korea, 2019.01.04
2018
Dongkyoung Lee, "Device for prevents the formation of ice on the inner part of the freezer door; 도어와 인접하는 냉동고 내실 벽면의 결빙을 방지하는 결빙 방지 장치", 10-1871632, Korea, 2018
Dongkyoung Lee, Chan Ho Kim, Seung Hwan, Lee, "Refrigerator; 냉장고", 10-1872614, Korea, 2018
Dongkyoung Lee, Chan Ho Kim, Moo-Hyun Bang, "A Composition of Cutting-Film Enhanced Infrared Ray's Absorptance, and the Cutting-Film with the Composition ; 적외선 흡수율이 증진된 절삭용 필름 조성물 및 상기 조성물을 함유하는 절삭용 필름", 10-1917498, Korea, 2018.
Dongkyoung Lee,Seung Hwan Lee, "Two-way charging apparatus of mobile communication terminal; 핸드폰의 양방향 충전기", 10-1901517, Korea, 2018.
Dongkyoung Lee,Geon Ho Kim, "Method for manufacturing cell culture case, and the cell culture case manufactured by the method; 세포배양 케이스를 제조하는 제조방법 및 상기 방법으로 제조된 세포배양 케이스", 10-1885464, Korea, 2018.
Dongkyoung LeeChan Ho Kim, Moo-Hyun Bang, "Method for cutting a ceramic, the method using a cutting-film enhanced infrared ray's absorptance ;적외선 흡수율이 증진된 절삭용 필름을 이용하는 도자기 절삭방법", 10-1869644, Korea, 2018
Dongkyoung Lee,Chan Ho Kim, Hyung Kyu Kang, "Multi-layered tray of rotation type; 회전형 다층 쟁반", 10-1855600, Korea, 2018.
Dahoon Ahn, Kyungwho Choi, Dongkyoung Lee ,"De-icing device using piezoelectric element; 압전소자를 이용한 제빙장치", 10-1838596, Korea, 2018
Dongkyoung Lee,Min Joon Choi, " Safety concent; 안전 콘센트", 10-1816475, Korea, 2018.
Dongkyoung Lee, Jee-Heon Jeong, "Cell culture well tool; 세포 배양 웰 툴", 10-2018-0027688, Korea, 2018
2017
Dongkyoung Lee,Jiyong Lee, "Chair including umbrella stand assembly; 우산꽃이가 포함된 의자", 10-2017-0093276, Korea, 2017.07.24
Dongkyoung Lee, Min Joon Choi, " Set inclusion of concent and plug, and the set be improved reverse direction;역방향으로 개선된 콘센트 및 플러그 세트", 10-1807460, Korea, 2017.
Dongkyoung Lee, Chan Ho Kim, Moo-Hyun Bang, "Composition for film; 필름용 조성물", 10-2017-0027364, Korea, 2017
2016
Dongkyoung Lee, You-min Chang, Ju Hong Kim, Yang Kyu Kim, “Tantalum capacitor and method of fabricating the same; 탄달륨 캐패시터 및 그의 제조 방법”, 10-2016-0046105, Korea, 2016
2015~
Youn Gyu Han, Dongkyoung Lee, “Method for manufacturing multi-layered printed circuit board; 다층인쇄회로기판의 제조방법”, 10-1548421, Korea, 2015.
Youn Gyu Han, Dongkyoung Lee, “Method for manufacturing printed circuit board; 인쇄회로기판의 제조방법”, 10-1540151, Korea, 2015.
Dongkyoung Lee, You-min Chang, Ju Hong Kim, “Manufacturing method of chip inductor; 칩 인덕터의 제조 방법”, 10-2015-0130546, Korea, 2015
Dongkyoung Lee, You-min Chang, Ju Hong Kim, “Chip inductor and manufacturing method of the same; 칩 인덕터 및 그 제조 방법”, 10-2015- 0125427, Korea, 2015
Dongkyoung Lee, You-min Chang, Ju Hong Kim, “Method for forming electrode of passive device and passive device having exterior electrode; 수동소자 외부전극 형성방법 및 외부전극을 갖는 수동소자”, 10-2015-0098295, Korea, 2015
Youn Gyu Han, Dongkyoung Lee, “Method for manufacturing multi-layered printed circuit board”, 2014-1111622, Japan, 2014
Youn Gyu Han, Dongkyoung Lee, “Method for manufacturing multi-layered printed circuit board”, 14/294701, USA, 2014
Dongkyoung Lee, Han Kim, “Method of manufacturing for the printed circuit board: 인쇄회로기판 제조 방법”, 10-2013-0108514, Korea, 2013