Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4783622 | Frequency abnormality detecting circuit | Tooru Nakamura | 1988-11-08 |
| 4667116 | Inverter control circuit | Tooru Nakamura | 1987-05-19 |
| 4588900 | Inverter control system | — | 1986-05-13 |