Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11186281 | Apparatus and method for preventing vehicle from falling | Byeong Hwa Kim, Dong Hun Yang, Jun-Ho Yang | 2021-11-30 |
| 10107488 | Flexible LED substrate device | Sung Hwan Ryu | 2018-10-23 |
| 9395068 | Flexible LED light source panel, and flexible LED lighting device for taking image by using the same panel | Sung Hwan Ryu | 2016-07-19 |
| 8387117 | Context-aware role-based access control system and control method thereof | Young Ik Eom, Jung-Hwan Choi, Hyun-Su Jang, Youn-Woo Kim, Dong-Hyun Kang | 2013-02-26 |