Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8375531 | Seatbelt buckle with shock-proof device | Hyung Chan Lee, Sang Hee Park, Il Hwan Park | 2013-02-19 |
| 7976066 | Seat belt pretensioner | Chang Kyu Bok | 2011-07-12 |
| 7828332 | Seat belt tensioner | Chang Kyu Bok | 2010-11-09 |