Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5936370 | Electromagnectic rotating machine | Tadashi Fukao, Akira Chiba | 1999-08-10 |
| 5880549 | Switched reluctance rotator | Akira Chiba, Tadashi Fukao | 1999-03-09 |
| 5880550 | Variable-speed dynamotor | Tadashi Fukao, Akira Chiba | 1999-03-09 |
| 5703423 | Energy storage flywheel system | Tadashi Fukao, Akira Chiba | 1997-12-30 |