Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6646896 | Controller of AC machine | Yoshitoshi Akita, Toshiaki Okuyama, Shigetoshi Okamatsu | 2003-11-11 |
| 6611125 | Method for calculating inertia moment and driver for electric motor | Toshiaki Okuyama, Hiroshi Fujii, Shigetoshi Okamatsu | 2003-08-26 |
| 6519408 | Playback control apparatus for controlling a playback unit and a receiver unit | Takaaki Hoshi, Masashi Imai | 2003-02-11 |