Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4901214 | Continuity angle controlled self-excited inverter circuit | Shigeo Watanabe, Yasuyuki Okumura, Jun Maruyama | 1990-02-13 |
| 4888672 | Starting circuit of self-excited inverter | Seiji Imano, Kazushi Watanabe, Shinzo Takeishi | 1989-12-19 |
| 4787020 | Full-wave output type forward converter | Tokunari Inoue, Kazushi Watanabe | 1988-11-22 |
| 4481461 | Switching regulator | Ko Takeshita, Tokunari Inoue | 1984-11-06 |