Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5945688 | Optical semiconductor device and lead frame used in such a device | Kenichi Sakaguchi | 1999-08-31 |
| 5790362 | Lightning arrester | Kesayuki Takeuchi | 1998-08-04 |
| 5475356 | Gas-tube arrester | — | 1995-12-12 |
| 5313183 | Gas-tube arrester | — | 1994-05-17 |