Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5057989 | PWM controlled DC/AC power converter | Syun-ichi Hirose, Takeichi Kawakami | 1991-10-15 |
| 4312031 | Apparatus for controlling current type inverters | — | 1982-01-19 |
| 4282570 | Method and apparatus for controlling an output current of a controlled rectifier | Ryoichi Kurosawa | 1981-08-04 |