Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6646896 | Controller of AC machine | Yoshitoshi Akita, Toshiaki Okuyama, Koichiro Nagata | 2003-11-11 |
| 6611125 | Method for calculating inertia moment and driver for electric motor | Koichiro Nagata, Toshiaki Okuyama, Hiroshi Fujii | 2003-08-26 |