Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12135093 | Valve device | Koichi Sugihara, Mamoru Yoshioka, Shinji Kawai, Takashi Bessho, Koki Yasuda +2 more | 2024-11-05 |
| 11306689 | EGR system | Mamoru Yoshioka, Takashi Bessho, Shinji Kawai | 2022-04-19 |
| 11306690 | EGR gas distributor | Mamoru Yoshioka | 2022-04-19 |
| 11193457 | EGR gas distributor | Mamoru Yoshioka, Akinari Yasue | 2021-12-07 |
| 11193456 | EGR system | Mamoru Yoshioka, Takashi Bessho | 2021-12-07 |
| 11008983 | EGR gas distributor | Mamoru Yoshioka, Eiji Nakamura | 2021-05-18 |
| 10690094 | Intake apparatus | Naruto Ito, Mamoru Yoshioka, Akinari Yasue, Hironori Suzuki | 2020-06-23 |