Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11230991 | Engine system | Naotoshi Shirahashi, Takeshi Matsubara | 2022-01-25 |
| 11215136 | Engine system | Naotoshi Shirahashi, Takeshi Matsubara | 2022-01-04 |
| 11078828 | Engine system | Naotoshi Shirahashi, Takeshi Matsubara | 2021-08-03 |
| 10844805 | Engine system | Naotoshi Shirahashi, Takeshi Matsubara | 2020-11-24 |
| 10815927 | Engine system | Naotoshi Shirahashi, Takeshi Matsubara | 2020-10-27 |
| 10669966 | Control device and method for diesel engine | Kazuma Suesada, Hiroshi Minamoto | 2020-06-02 |
| 10662842 | Exhaust purification device of engine, vehicle engine including exhaust purification device, and method of controlling engine | Masato Katsuta, Hiroshi Minamoto | 2020-05-26 |
| 10473016 | Exhaust purification device of engine | Yohei Nakano | 2019-11-12 |