Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4939681 | Circuit simulation method for semiconductor device including field effect transistors | Goichi Yokomizo, Akio Yajima, Toshiyuki Morioka, Akihisa Maruyama | 1990-07-03 |