Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9521878 | Functional shoe for automatically preventing slip | Young Keun Park | 2016-12-20 |
| 6702440 | Coupler for auxiliary lenses | — | 2004-03-09 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9521878 | Functional shoe for automatically preventing slip | Young Keun Park | 2016-12-20 |
| 6702440 | Coupler for auxiliary lenses | — | 2004-03-09 |