Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11223310 | Variable speed generator/motor device | Akira Bando, Masaya Ichinose | 2022-01-11 |
| 8115445 | Operation control method and operation control apparatus for variable speed generator-motor | Yuuken Okano, Yutaka Kimura | 2012-02-14 |