Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5869892 | Noise eliminating element and electrical circuit having the same | Kazuo Ohtsubo | 1999-02-09 |
| 5491452 | Peltier element as series noise clamp | Kazuo Ohtsubo | 1996-02-13 |