Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10815911 | Engine stopping device | Akira Tanaka, Hiroki Oso, Yoshinori Tanaka, Hideyuki Koyama, Nobuyoshi Okada | 2020-10-27 |
| 10669903 | Oil cooling structure of engine | Hiroki Oso, Hideyuki Koyama, Hideyuki Goto, Kentaro Nagai, Takashi Yamaguchi +1 more | 2020-06-02 |
| 10641200 | Cooling structure of water-cooled engine | Hiroki Oso, Hideyuki Koyama, Rina KANEKO, Yoshinori Tanaka, Takashi Yamaguchi +1 more | 2020-05-05 |