Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8682567 | Intake air control apparatus and intake air control method for internal-combustion engine | Hideharu Takamiya, Masayoshi Nishino | 2014-03-25 |
| 7885752 | Control system for internal combustion engine | Kazunori Kawamura, Osamu Kitamura | 2011-02-08 |
| 7725245 | Throttle valve control system for internal combustion engine | Kazunori Kawamura, Osamu Kitamura | 2010-05-25 |
| 7448459 | Method for detecting abnormality in a hybrid vehicle | Shinichi Kitajima, Katsuhiro Kumagai, Atsushi Izumiura | 2008-11-11 |
| 6823658 | Exhaust gas purifying apparatus for an internal-combustion engine | Shigetaka Kuroda, Shinichi Kitajima, Katsuhiro Kumagai | 2004-11-30 |
| 6763707 | Failure determination system and method for internal combustion engine and engine control unit | Katsuhiro Kumagai, Shinichi Kitajima, Toshinari Shinohara, Kan Nakaune, Atsushi Matsubara | 2004-07-20 |
| 6739122 | Air-fuel ratio feedback control apparatus | Shinichi Kitajima, Asao Ukai, Shigetaka Kuroda | 2004-05-25 |
| 6698187 | Exhaust gas purifying apparatus for an internal-combustion engine | Atsushi Izumiura, Shinichi Kitajima, Shigetaka Kuroda | 2004-03-02 |
| 6651436 | Hybrid vehicle control apparatus | Atsushi Izumiura, Asao Ukai, Shinichi Kitajima, Fumihiko Konno | 2003-11-25 |
| 6321696 | Thermostat trouble diagnosis system in an engine cooling system | Tetsushi Hosokai, Seiji Makimoto | 2001-11-27 |
| 6035835 | Valve operation verification system for verifying valve operation of valve disposed in hot gas flow passage | Shingo Shigihama, Tetsushi Hosokai, Tamotsu Kamakura, Katsuhiko Sakamoto, Masanobu Kotoku +1 more | 2000-03-14 |
| 6012541 | Operational failure detecting system for hydraulically controlled power steering system | Kenji Umayahara | 2000-01-11 |
| 5996400 | Diagnostic system for detecting leakage of fuel vapor from purge system | Katsuhiko Sakamoto, Tetsushi Hosokai, Shingo Shigihama, Susumu Takano | 1999-12-07 |
| 5936152 | System for detecting functional abnormalities of idle speed control system | Katsuhiko Sakamoto, Hiroshi Takamatsu, Masanobu Kotoku | 1999-08-10 |
| 5851376 | Catalyst degradation determination apparatus and method | Seiji Yashiki, Tetsushi Hosokai | 1998-12-22 |
| 5765372 | Lean burn engine for automobile | Noriaki Mitobe, Isao Shimizu, Kunitomo Minamitani, Yasuyoshi Hori, Tetsushi Hosokai +4 more | 1998-06-16 |
| 5685283 | Air-fuel ratio control system for engine | Tetsushi Hosokai | 1997-11-11 |
| 5684454 | Anti-vehicle-thief apparatus | Tetsushi Hosokai, Atsushi Okamitsu, Yoshimasa Kitaki | 1997-11-04 |
| 5634445 | Air-fuel ratio control system for engine | Tetsushi Hosokai, Shinichi Mogaki | 1997-06-03 |
| 5553595 | Fuel system with fuel vapor estimating feature | Tetsushi Hosokai, Kazuo Tanaka | 1996-09-10 |
| 5517968 | Automobile engine control system | Yasuyoshi Hori, Kunitomo Minamitani | 1996-05-21 |
| 5471963 | Fuel injection control system for engine | Tetsushi Hosokai, Yasuyoshi Hori, Kunitomo Minamitani | 1995-12-05 |