Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6984535 | Selective etching of a protective layer to form a catalyst layer for an electron-emitting device | Chul Chang, Jung-Jae Kim, Koji Suzuki, Takashi Kuwahara | 2006-01-10 |
| 6395457 | Method for manufacturing a semiconductor device | Yong-Seok Park | 2002-05-28 |
| 6043000 | Method for manufacturing a semiconductor device | Yong-Seok Park | 2000-03-28 |