Issued Patents 2003
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6628026 | Geared motor including ribbed gear housing | Hiroaki Yamamoto | 2003-09-30 |
| 6591707 | Geared motor having worm wheel drivingly connected to output shaft | Tadashi Adachi, Hirofumi Sakai, Shingo Omori | 2003-07-15 |
| 6575277 | Clutch and drive device having the clutch | Hiroaki Yamamoto, Shinji Oka | 2003-06-10 |
| 6573625 | Motor device having water-proof brush holder | Fumihiro Shimizu, Hiroaki Yamamoto, Kenji Kashima, Kengo Yamamura | 2003-06-03 |
| 6528708 | Exterior structure for electronic keyboard instrument | Keiji Konishi, Takahiro Tajima, Tadayuki Ishida | 2003-03-04 |