Issued Patents 2011
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8044548 | Permanent-magnet-type rotating electrical machine | Kazuto Sakai | 2011-10-25 |
| 8030817 | Rotor of permanent-magnet-type rotating electrical machine | Kazuto Sakai | 2011-10-04 |
| 7893575 | Rotor with field coils in optimized flux space slots | Masafumi Fujita, Tadashi Tokumasu, Yasuo Kabata, Mikio Kakiuchi, Takashi Ueda | 2011-02-22 |