Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5776023 | Heavy-duty power transmission v-belt | Hidetake Iwasaki, Mitsuhiko Takahashi, Hidekazu Maruyama, Hiroyuki Sakanaka, Sakae Umeda | 1998-07-07 |
| 5154673 | Transmission weight roller | Hisao Fukunaga | 1992-10-13 |