Issued Patents All Time
Showing 26–31 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6218725 | Bipolar transistors with isolation trenches to reduce collector resistance | — | 2001-04-17 |
| 6087244 | Methods of forming semiconductor-on-insulator devices including buried layers of opposite conductivity type | — | 2000-07-11 |
| 5970356 | Method for fabricating a bipolar transistor | — | 1999-10-19 |
| 5918114 | Method of forming vertical trench-gate semiconductor devices having self-aligned source and body regions | Yong-cheol Choi | 1999-06-29 |
| 5913114 | Method of manufacturing a semiconductor device | Sun-Hak Lee, Cheol Joong Kim | 1999-06-15 |
| 5872377 | Power semiconductor devices having highly integrated unit cells therein | — | 1999-02-16 |