Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11931849 | Blocking device and method | Jin Ho Kim | 2024-03-19 |
| 11768390 | Blocker having light transmission and reflection device | Hyun Chul Lee | 2023-09-26 |
| 11719267 | Device and method for mounting leap block | Jin Ho Kim, Beom Mo KIM | 2023-08-08 |