Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5107207 | Method and an apparatus for testing AC characteristics of an integrated circuit | — | 1992-04-21 |
| 4258274 | Double balance type switching circuit | Yoshitake Nagashima, Hideki Moriyama | 1981-03-24 |