Issued Patents All Time
Showing 1–25 of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7565894 | Fuel injection apparatus for and method of internal combustion engine, and fuel injection valve | Tomoaki Oda, Hitoshi Furudate, Yoshihiro Sukegawa | 2009-07-28 |
| 7520261 | Apparatus for and method of controlling intake operation of an internal combustion engine | Masayuki Saruwatari | 2009-04-21 |
| 7472690 | Fuel supply apparatus for engine and control method of same | Keiichi Takayanagi, Yoshitatsu Nakamura | 2009-01-06 |
| 7412968 | Fuel supply apparatus for engine and control method of same apparatus | Keiichi Takayanagi | 2008-08-19 |
| 7043350 | Fuel injection control apparatus for internal combustion engine and method thereof, and fuel injection valve | Noriyuki Abe | 2006-05-09 |
| 6895912 | Variable valve control apparatus for engine and method thereof | Masayuki Saruwatari, Toru Kitayama | 2005-05-24 |
| 6622699 | Control apparatus and control method of negative pressure actuator | Masayuki Saruwatari | 2003-09-23 |
| 6412477 | Method and apparatus for controlling fuel vapor, method and apparatus for diagnosing fuel vapor control apparatus and method and apparatus for controlling air-fuel ratio | Masayuki Saruwatari | 2002-07-02 |
| 6273063 | Apparatus and method for controlling idle rotation speed of an internal combustion engine | Masayuki Saruwatari | 2001-08-14 |
| 6253744 | Method and apparatus for controlling fuel vapor, method and apparatus for diagnosing fuel vapor control apparatus, and method and apparatus for controlling air-fuel ratio | Masayuki Saruwatari | 2001-07-03 |
| 6138644 | Apparatus and method for processing fuel vapor in internal combustion engine | Masayuki Saruwatari | 2000-10-31 |
| 5979418 | Apparatus for processing fuel vapor in internal combustion engine equipped with supercharger | Masayuki Saruwatari | 1999-11-09 |
| 5979397 | Control apparatus for direct injection spark ignition type internal combustion engine | Kenichi Machida, Hiraku Ohba, Yuki Nakajima, Takamasa Ueda | 1999-11-09 |
| 5720256 | Apparatus and method for controlling idle rotation speed learning of an internal combustion engine | Yoshihiro Okada, Tooru Kitayama | 1998-02-24 |
| 5638800 | Method and apparatus for controlling air-fuel ratio learning of an internal combustion engine | Atsushi Murai | 1997-06-17 |
| 5492107 | Air fuel ratio control apparatus for an internal combustion engine | — | 1996-02-20 |
| 5483940 | Apparatus and a method for controlling fuel supply to engine | Toshio Namba, Masanobu Osaki | 1996-01-16 |
| 5394856 | System for and method of controlling air-fuel ratio in internal combustion engine | — | 1995-03-07 |
| 5353774 | Damage preventing method and device for sensor element of air/fuel ratio sensor with heater | — | 1994-10-11 |
| 5251437 | Method and system for controlling air/fuel ratio for internal combustion engine | — | 1993-10-12 |
| 5235957 | Diagnosing device and diagnosing method in air/fuel ratio control device for internal combustion engine | — | 1993-08-17 |
| 5211148 | Method of and an apparatus for controlling assist air in an internal combustion engine | Mitsuru Miyata, Hirokazu Simizu, Toshio Namba | 1993-05-18 |
| 5193339 | Method of and an apparatus for controlling the air-fuel ratio of an internal combustion engine | — | 1993-03-16 |
| 5191789 | Method and system for detecting intake air flow rate in internal combustion engine coupled with supercharger | — | 1993-03-09 |
| 5168700 | Method of and an apparatus for controlling the air-fuel ratio of an internal combustion engine | — | 1992-12-08 |