Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4476436 | Power amplifier | Hiroshi Yamagishi | 1984-10-09 |
| 4335423 | Transformer | Hiroshi Nakazawa, Akira Endo | 1982-06-15 |
| 4276587 | DC to DC Converter | — | 1981-06-30 |
| 4236198 | Switching regulator | Mitsuo Ohsawa, Hiroshi Nakazawa | 1980-11-25 |
| 4236196 | Switching regulator | Hiroshi Nakazawa | 1980-11-25 |
| 4223378 | Switching regulator | — | 1980-09-16 |
| 4210947 | Protective circuit for a switching regulator | — | 1980-07-01 |