Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5321281 | Insulated gate semiconductor device and method of fabricating same | Hiroshi Yamaguchi, Yoshifumi Tomomatsu | 1994-06-14 |
| 5304821 | MOS-gate-turnoff thyristor | — | 1994-04-19 |