Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10981572 | Method of controlling driving force of vehicle | Yasumasa Imamura, Yasushi Yagi, Akihiro Tatara, Tetsushi Marutani | 2021-04-20 |
| 10464545 | Control system of a four-wheel drive vehicle and gradient value setting device of a vehicle | Tetsushi Marutani, Daisuke Kofu, Yasushi Yagi | 2019-11-05 |
| 4564560 | Recording sheets for water base ink and process for making the same | Makoto Arai, Takayuki Sasaki, Kazuhide Hayama, Akira Yamashita | 1986-01-14 |