Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10982592 | Rotary piston engine | Kiyotaka Tanaka, Ryo Itonaka, Shinichiro Maeda, Shingo Karikawa | 2021-04-20 |
| 9970364 | Vehicle including internal combustion engine for driving generator | Tetsuya Yokoyama, Kiyotaka Tanaka, Yasutaka Sakura | 2018-05-15 |
| 5572976 | Automobile engine control system | Kunitomo Minamitani, Yasuyoshi Hori | 1996-11-12 |