Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |