Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5654214 | Method of manufacturing a semiconductor device having at least two field effect transistors with different pinch-off voltages | Joseph Bellaiche | 1997-08-05 |
| 5643807 | Method of manufacturing a semiconductor device comprising a buried channel field effect transistor | Michel Iost | 1997-07-01 |