Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11632010 | Insulator set and stator used for generator and electric motor, and method for manufacturing stator | Naoaki Shimizu, Yoshihiko KOIBUCHI | 2023-04-18 |
| 9735653 | Rotary electric device for power working machine | Takehiko Endo, Naoaki Shimizu, Masaki Takahashi, Yoshihiko Yamagishi | 2017-08-15 |