Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6353279 | Piezoelectric transformer | Yoshiyuki Watanabe, Yukihiro Konishi, Shigeo Ishii | 2002-03-05 |
| 4747014 | Reduction-reoxidation type semiconductor ceramic capacitor and method of manufacturing thereof | Katsuhiko Arai, Junichi Watanabe, Kazuo Sasazawa | 1988-05-24 |