Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6892400 | Helmet having opening type chin protection bar | Kwang-Moon Choi, Bom-Shik Cho | 2005-05-17 |
| 6539592 | Band buckle | Kwang-Moon Choi | 2003-04-01 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6892400 | Helmet having opening type chin protection bar | Kwang-Moon Choi, Bom-Shik Cho | 2005-05-17 |
| 6539592 | Band buckle | Kwang-Moon Choi | 2003-04-01 |