Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7673715 | Geared motor for electric wheelchair | — | 2010-03-09 |
| 7100469 | Hypoid reducing device | — | 2006-09-05 |
| 5291798 | Geared motor for self-travelling carrier | Masayuki Tanigawa, Kiyoji Minegishi | 1994-03-08 |