Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10047647 | Variable valve mechanism of internal combustion engine | Naoki Hiramatsu, Masatoshi Sugiura, Koki Yamaguchi | 2018-08-14 |
| 10024199 | Variable valve mechanism of internal combustion engine | Naoki Hiramatsu, Koki Yamaguchi, Masahide Sakurai, Masaaki Tani | 2018-07-17 |
| 9879577 | Variable valve mechanism of internal combustion engine | Koki Yamaguchi, Naoki Hiramatsu, Takayuki Maezako, Masatoshi Sugiura, Shinichiro Kikuoka +1 more | 2018-01-30 |
| 9745875 | Variable valve gear for internal combustion engine | Toshiyuki Yano, Yoshiaki Miyazato | 2017-08-29 |
| 8589008 | Electric vehicle | Shintaro Utsumi, Nobuhisa Jingu, Hirotsugu Ojima | 2013-11-19 |