Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5072354 | Pulse-width modulation type inverter apparatus | Koyo Yamashita | 1991-12-10 |
| 4686480 | Wave generation circuit for a pulse-width modulation inverter | Eiichi Sugishima | 1987-08-11 |
| 4663578 | Inverter control apparatus | Masahiko Iwasaki | 1987-05-05 |
| 4525660 | Control apparatus for inverter | — | 1985-06-25 |