Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12012908 | Hybrid electric vehicle | Tomohiko Satomi, Masanao Idogawa, Koji Ichikawa | 2024-06-18 |
| 11802531 | Hybrid electric vehicle | Tomohiko Satomi, Koji Ichikawa, Masanao Idogawa | 2023-10-31 |
| 9726103 | Fuel injection amount control apparatus for an internal combustion engine | Yasushi Iwazaki, Hiroshi Miyamoto, Isao Nakajima, Yoshihisa Oda, Takuya Matsumoto +1 more | 2017-08-08 |
| 9341544 | Abnormality detecting device of internal combustion engine | Isao Nakajima, Yoshifumi Matsuda, Yoshihisa Oda, Masashi Hakariya, Masahide Okada +4 more | 2016-05-17 |
| 9043121 | Air-fuel ratio variation abnormality detecting device and air-fuel ratio variation abnormality detecting method | Toshihiro Kato, Isao Nakajima, Kiyotaka Kushihama, Shinichi Nakagoshi | 2015-05-26 |
| 8443656 | Inter-cylinder air-fuel ratio imbalance abnormality detection device for multi-cylinder internal combustion engine and abnormality detection method therefor | Masashi Hakariya, Yoshihisa Oda | 2013-05-21 |
| 5253689 | Heavy duty radial tire carcass profile | Kiyoshi Sato, Kuninobu Kadota, Hiroyuki Koseki | 1993-10-19 |
| D312994 | Automobile tire | Toshio Hayakawa | 1990-12-18 |
| 4915151 | Heavy duty radial tire carcass profile | Kiyoshi Sato, Kuninobu Kadota, Hiroyuki Koseki | 1990-04-10 |
| 4766940 | Pneumatic radial tire having an excellent steering stability | Hideki Yokoyama, Masao Nakagawa | 1988-08-30 |
| 4745956 | Pneumatic tires with specified belt cord properties | Akira Yagi, Kazuomi Kobayashi | 1988-05-24 |
| 4662416 | Passenger car pneumatic tire excellent in cornering stability | Akira Yagi | 1987-05-05 |
| D262011 | Vehicle tire | Hiroshi Kojima, Takao Sakamoto | 1981-11-24 |
| 4240484 | Pneumatic tire for large size and high speed motor cycles two-wheeled vehicles | Hiroshi Kojima, Takao Sakamoto | 1980-12-23 |