Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8943800 | Air-fuel ratio control apparatus | Kenichiro Umemoto, Koji Nagura | 2015-02-03 |
| 8474418 | Partition member for cooling passage of internal combustion engine, cooling structure of internal combustion engine, and method for forming the cooling structure | Takasuke Shikida, Makoto Hatano, Nobumitsu Okazaki | 2013-07-02 |
| 8171896 | Cooling structure of internal combustion engine | Takashi Kubota, Makoto Hatano, Yoshifumi Fujita | 2012-05-08 |
| 8091518 | Cooling passage partition for an internal combustion engine | Takasuke Shikida, Makoto Hatano, Toshihiko Kumasaka, Motonori Kondo | 2012-01-10 |
| 8029246 | Pressure-operated mechanism and water pump including the same | Kyosuke Togawa, Kazunari Adachi, Nobuhisa Nakajima, Takashi Sakumoto | 2011-10-04 |
| 7370612 | Internal combustion engine cooling system | — | 2008-05-13 |
| 6848298 | Apparatus and method for failure diagnosis of fuel vapor purge system | Hideki Miyahara, Tokiji Ito, Akira Ichikawa, Kenji Nagasaki | 2005-02-01 |
| 6698280 | Failure test apparatus for fuel-vapor purging system | Noriyuki Iden, Tokiji Ito, Yuichi Kohara, Shin Adachi | 2004-03-02 |
| 6564780 | Diagnostic apparatus and method for fuel vapor purge system | Tokiji Ito, Noriyuki Iden | 2003-05-20 |
| 6523398 | Diagnosis apparatus for fuel vapor purge system | Shin Adachi, Tokiji Itoh, Yuichi Kohara, Noriyuki Iden | 2003-02-25 |
| 6487892 | Fault detection apparatus and method for fuel vapor purge system | Tokiji Ito, Noriyuki Iden, Yuichi Kohara | 2002-12-03 |
| 6188025 | Heat-resisting metal-sheathed cable for sensor | Takashi Nakao, Hisaharu Nishio, Katsuhisa Yabuta | 2001-02-13 |