Issued Patents 1994
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5371386 | Semiconductor device and method of assembling the same | Katsumi Satoh | 1994-12-06 |
| 5346849 | Method of making a groove structure for isolation between elements comprising a GTO thyristor | — | 1994-09-13 |
| 5281847 | Groove structure for isolating elements comprising a GTO structure | — | 1994-01-25 |