Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12135093 | Valve device | Koichi Sugihara, Mamoru Yoshioka, Shinji Kawai, Koki Yasuda, Kaisho SO +2 more | 2024-11-05 |
| 11401897 | Intake pipe | Yoshinobu Kato | 2022-08-02 |
| 11306689 | EGR system | Mamoru Yoshioka, Kaisho SO, Shinji Kawai | 2022-04-19 |
| 11193456 | EGR system | Mamoru Yoshioka, Kaisho SO | 2021-12-07 |
| 7895989 | Butterfly-type throttle valve | — | 2011-03-01 |
| 7624716 | Butterfly valve type throttle valve of internal combustion engine | Makoto Fujimori, Takio Suzuki, Shigeru Suzuki | 2009-12-01 |