Issued Patents All Time
Showing 1–25 of 50 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8903599 | Failure determination device for shutter device of vehicle | Daisuke Sato, Hiroyuki Ohnishi, Masatoshi Endo, Yoshikazu Oshima | 2014-12-02 |
| 8590289 | Deterioration diagnostic device for an exhaust gas purifier | — | 2013-11-26 |
| 8387364 | Exhaust gas purifying apparatus for internal combustion engine | Daisuke Sato, Eisaku Gosyo, Atsushi Izumiura, Jun Iida | 2013-03-05 |
| 8333061 | Exhaust gas purifying apparatus for internal combustion engine | Daisuke Sato, Jun Iida, Eisaku Gosho, Hiroaki Nishino | 2012-12-18 |
| 7758833 | Exhaust gas purifying apparatus for internal combustion engine | Akira Odajima, Isao Kaneko, Shingo Tsuruta, Yoshihiko Watanabe | 2010-07-20 |
| 7694508 | Air-fuel ratio control system for internal combustion engine | Jun Iida, Yukio Suehiro | 2010-04-13 |
| 7677027 | Deterioration detecting apparatus for catalyst | Jun Iida, Yukio Suehiro | 2010-03-16 |
| 7412820 | Air-fuel ratio control system for internal combustion engine | Jun Iida, Yukio Suehiro | 2008-08-19 |
| 7096861 | Control system for internal combustion engine | Masaki Tsuda, Kentaro Onuma, Takeshi Hara | 2006-08-29 |
| 7021300 | Diagnostic apparatus for an exhaust gas sensor | Hiroshi Kitagawa, Masaki Tsuda | 2006-04-04 |
| 7024302 | Air-fuel ratio control system and method for an internal combustion engine, and engine control unit | Takahide Mizuno, Yuji Yasui | 2006-04-04 |
| 6961653 | Diagnostic apparatus for an exhaust gas sensor | — | 2005-11-01 |
| 6097989 | Adaptive controller with parameter adjustment law expressed in recurrence formula | Yusuke Hasegawa | 2000-08-01 |
| 6041279 | Fuel metering control system for internal combustion engine | Shusuke Akazaki, Toshiaki Hirota | 2000-03-21 |
| 5931143 | Air-fuel ratio control system based on adaptive control theory for internal combustion engines | Hiroshi Kitagawa | 1999-08-03 |
| 5908463 | Fuel metering control system for internal combustion engine | Shusuke Akazaki, Yusuke Hasegawa, Isao Komoriya, Yoichi Nishimura, Toshiaki Hirota | 1999-06-01 |
| 5806012 | Fuel metering control system for internal combustion engine | Shusuke Akazaki, Yusuke Hasegawa, Isao Komoriya, Yoichi Nishimura, Toshiaki Hirota | 1998-09-08 |
| 5797384 | Air-fuel ratio control system based on adaptive control theory for internal combustion engines | Hiroshi Kitagawa | 1998-08-25 |
| 5787868 | Fuel metering control system for internal combustion engine | Shusuke Akazaki, Yusuke Hasegawa, Yoichi Nishimura | 1998-08-04 |
| 5785037 | Fuel metering control system for internal combustion engine | Shusuke Akazaki | 1998-07-28 |
| 5781875 | Fuel metering control system for internal combustion engine | Shusuke Akazaki, Yusuke Hasegawa, Isao Komoriya | 1998-07-14 |
| 5774822 | Fuel metering control system for internal combustion engine | Isao Komoriya | 1998-06-30 |
| 5758490 | Fuel metering control system for internal combustion engine | Shusuke Akazaki, Yusuke Hasegawa, Isao Komoriya, Yoichi Nishimura, Toshiaki Hirota | 1998-06-02 |
| 5758630 | Fuel metering control system for internal combustion engine | Shusuke Akazaki, Yusuke Hasegawa, Yoichi Nishimura, Isao Komoriya | 1998-06-02 |
| 5758308 | Fuel metering control system for internal combustion engine | Shusuke Akazaki, Yusuke Hasegawa, Isao Komoriya, Yoichi Nishimura, Toshiaki Hirota | 1998-05-26 |