Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12025215 | Transmission with structure for preventing rotation of snap ring | Duk Soon Choi, Sun Hyun Kim | 2024-07-02 |
| 11746899 | Transmission with 1 axis shift mechanism | Duk Soon Choi, Sun Hyun Kim | 2023-09-05 |
| 8927970 | Organic electroluminescence device and method for manufacturing the same | Joon Heo | 2015-01-06 |
| 8895968 | Organic light emitting display device and manufacturing method thereof | — | 2014-11-25 |