Issued Patents 2005
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6892400 | Helmet having opening type chin protection bar | Kwang-Moon Choi, Bom-Shik Cho | 2005-05-17 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6892400 | Helmet having opening type chin protection bar | Kwang-Moon Choi, Bom-Shik Cho | 2005-05-17 |