Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7001538 | PTC composition and PTC device comprising the same | Yong In Lee, Hyun-Nam Cho | 2006-02-21 |
| 6828362 | PTC composition and PTC device comprising it | Yong In Lee, Hyun-Nam Cho | 2004-12-07 |
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7001538 | PTC composition and PTC device comprising the same | Yong In Lee, Hyun-Nam Cho | 2006-02-21 |
| 6828362 | PTC composition and PTC device comprising it | Yong In Lee, Hyun-Nam Cho | 2004-12-07 |