Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10309294 | Engine | Takayuki Hikita, Masahisa Yamakawa, Tomonori Urushihara, Kazuhiro Nagatsu, Tatsuya Fujikawa +3 more | 2019-06-04 |
| 10280831 | Engine | Takayuki Hikita, Masahisa Yamakawa, Tomonori Urushihara, Kazuhiro Nagatsu, Tatsuya Fujikawa +3 more | 2019-05-07 |
| 10113500 | Fuel-pressure controller for direct injection engine | — | 2018-10-30 |
| 9818241 | Malfunction diagnosing apparatus for vehicle | Yoshifumi Murakami | 2017-11-14 |
| 7207297 | Internal combustion engine cooling system | — | 2007-04-24 |
| 5629473 | Oxygen concentration detection device | — | 1997-05-13 |
| 5320077 | Fuel control system for internal combustion engine | Naoyuki Kamiya | 1994-06-14 |
| 5289809 | Internal combustion engine control apparatus | Naoyuki Kamiya, Tatsuya Oka | 1994-03-01 |
| 5273020 | Fuel vapor purging control system for automotive vehicle | — | 1993-12-28 |