Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6645817 | Method of manufacturing a semiconductor device comprising MOS-transistors having gate oxides of different thicknesses | Klaas Gerbrand Druijf | 2003-11-11 |
| 6177314 | Method of manufacturing a semiconductor device comprising a field effect transistor | Klaas Gerbrand Druijf, Adrianus Heessels | 2001-01-23 |