Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11820009 | Robot system | — | 2023-11-21 |
| 10260381 | Variable valve mechanism of internal combustion engine | Akira Sugiura | 2019-04-16 |
| 10233790 | Variable valve mechanism of internal combustion engine | Naoki Hiramatsu, Masatoshi Sugiura | 2019-03-19 |
| 10221728 | Variable valve mechanism of internal combustion engine | Hiroyuki Suzuki, Akira Sugiura | 2019-03-05 |
| 10167749 | Variable valve mechanism of internal combustion engine | — | 2019-01-01 |
| 10047647 | Variable valve mechanism of internal combustion engine | Naoki Hiramatsu, Masatoshi Sugiura, Motohiro Yuge | 2018-08-14 |
| 10024199 | Variable valve mechanism of internal combustion engine | Naoki Hiramatsu, Masahide Sakurai, Motohiro Yuge, Masaaki Tani | 2018-07-17 |
| 9879577 | Variable valve mechanism of internal combustion engine | Naoki Hiramatsu, Takayuki Maezako, Masatoshi Sugiura, Shinichiro Kikuoka, Masaaki Tani +1 more | 2018-01-30 |
| 9732641 | Variable valve mechanism of internal combustion engine | Masatoshi Sugiura, Naoki Hiramatsu | 2017-08-15 |
| 9556762 | Variable valve mechanism of internal combustion engine | Masatoshi Sugiura, Naoki Hiramatsu | 2017-01-31 |
| 9540969 | Variable valve mechanism of internal combustion engine | Masatoshi Sugiura, Naoki Hiramatsu | 2017-01-10 |
| 9181826 | Variable valve mechanism of internal combustion engine | Akira Sugiura, Naoki Hiramatsu, Takayuki Maezako | 2015-11-10 |
| 8960144 | Variable valve mechanism of internal combustion engine | Naoki Hiramatsu, Akira Sugiura, Takayuki Maezako | 2015-02-24 |
| 8833317 | Variable valve mechanism | Junichi Ookawara, Dan Nagano | 2014-09-16 |
| 8051817 | Variable valve mechanism | — | 2011-11-08 |