Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4665416 | Semiconductor device having a protection breakdown diode on a semi-insulative substrate | Masahiro Hagio, Shutaro Nanbu, Kunihiko Kanazawa, Shunji Ogata | 1987-05-12 |