Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9434110 | Method of manufacturing unevenness shaped Z-pin and Z-pin manufactured using the same and composite structure including the Z-pin | Ik Hyeon Choi, Eun Sup Sim | 2016-09-06 |
| 6276192 | Gas detecting sensor and device for controlling ventilation systems | Hae Kyung Sim | 2001-08-21 |