------------Published in Idea/ Utility------------
7. Rajkishor Kumar, Avinash Chandra, and Vijay Kumar, “Bandwidth‐Enhanced Circular SIW Cavity MIMO Antenna With Al2O3 Dielectric Resonators”, Published in Indian Patent Office, GOI, Application Number: 202541094XXX, Intellectual Property India, GOI, 2025.
6. Vijay Kumar, Rajkishor Kumar, and Avinash Chandra, “A Dual-Band Microstrip Patch Array Antenna and Method for its Fabrication”, Published in Indian Patent Office, GOI, Application Number: 202541080XXX, Intellectual Property India, GOI, 2025.
5. Rajkishor Kumar, Sarthak Varshney, and Samridhi Bajpai, “WEARABLE ANTENNA APPARATUS”, Published in Idea/ Utility, Indian Patent Office, GOI, Application Number: 202541061XXX, Intellectual Property India, GOI, 2025.
4. Rajkishor Kumar, Avinash Chandra, and Priyanka Das, “DUAL-BAND CIRCULARLY POLARIZED DIELECTRIC RESONATOR ANTENNA”, Published in Idea/ Utility, Indian Patent Office, GOI, Application Number: 202541050XXX, Intellectual Property India, GOI, 2025.
3. Avinash Chandra, Rajkishor Kumar, and Vijay Kumar, “DRA AND FSS INSPIRED HIGH GAIN WAVEGUIDE APERTURE ANTENNA WITH ENHANCED FAR-FIELD FOR X-BAND APPLICATION”, Published in Idea/ Utility, Indian Patent Office, GOI, Application Number: 202541052XXX, Intellectual Property India, GOI, 2025.
2. Rajkishor Kumar, Avinash Chandra, and Vijay Kumar, “SELF-DIPLEXING SUBSTRATE INTEGRATED WAVEGUIDE BASED MIMO FILTER ANTENNA”, Published in Idea/ Utility, Indian Patent Office, GOI, Application Number: 202541024XXX, Intellectual Property India, GOI, 2025.
1. Vijay Kumar, Rajkishor Kumar, and Avinash Chandra, “X-BAND APERTURE COUPLED ARRAY ANTENNA FOR RADAR APPLICATIONS”, Published in Idea/ Utility, Indian Patent Office, GOI, Application Number: 202541024XXX, Intellectual Property India, GOI, 2025.
-----------Design---------
3. VIT, Rajkishor Kumar and, Avinash Chandra "M-Dielectric Resonator Antenna", Granted in Design, Indian Patent Office, GOI, Application Number/ Design No: 417924-001, 2024, Intellectual Property India, GOI. [link to download].
2. VIT, Vijay Kumar, Yogesh Kumar, Yogesh Kumar Choukiker, Rajkishor Kumar, and Avinash Chandra "TWO LAYERED METASURFACE LOADED MINIATURIZED ANTENNA", Granted in Design, Indian Patent Office, GOI, Application Number/ Design No: 412706-001, 2024, Intellectual Property India, GOI.[link to download].
1. VIT, Ravindiran Asaithambi and Rajkishor Kumar, "RECTANGULAR RING-SHAPED ANTENNA", Granted in Design, Indian Patent Office, GOI, Application Number/ Design No: 409268-001, 2024, Intellectual Property India, GOI. [link to download].