Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7129615 | Metal coated carbon brush | Miyozi Arai, Kazuhiro Takahashi, Takahiro Sakoda | 2006-10-31 |
| 6909219 | Carbon brush for electric machine | Kazuhiro Takahashi, Koji Kuroda | 2005-06-21 |