Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11110990 | Brake system for baby or child vehicle | — | 2021-09-07 |
| 10857048 | Smart brake system for safety at slope | — | 2020-12-08 |
| 10765573 | Wheelchair brake system | — | 2020-09-08 |
| 10445778 | Short distance user recognition system, and method for providing information using same | Gwon Young Kim, Dong Min Shin, Dong Suk Chang, Chul Hyun Kim | 2019-10-15 |