Issued Patents All Time
Showing 1–25 of 77 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7103469 | Control apparatus for vehicle and method thereof | Hajime Hosoya | 2006-09-05 |
| 6550305 | Activation diagnosis method and activation diagnosis apparatus for air-fuel ratio sensor | — | 2003-04-22 |
| 6453720 | Activation diagnosis method and activation diagnosis apparatus for air-fuel ratio sensor | — | 2002-09-24 |
| 5992373 | Apparatus and method for controlling fuel injection of direct injection gasoline internal combustion engine | Hajime Hosoya | 1999-11-30 |
| 5850811 | Apparatus for controlling timings of exhaust valves and method thereof | Seizi Suga | 1998-12-22 |
| 5850458 | Apparatus and method for actively reducing noise in vehicular passengers compartment | Shigeo Ohkuma | 1998-12-15 |
| 5815827 | Crank angle signal processing apparatus | Satoru Watanabe | 1998-09-29 |
| 5747677 | Apparatus and method for detecting pressure in an engine cylinder | Kenichi Mori | 1998-05-05 |
| 5701868 | Method and apparatus for controlling the ignition timing of an internal combustion engine | — | 1997-12-30 |
| 5698776 | Method and apparatus for detecting combustion conditions of an internal combustion engine, and engine control method using the detection method, and engine control apparatus using the detection apparatus | — | 1997-12-16 |
| 5682856 | Apparatus for controlling an internal combustion engine and method thereof | Kenichi Machida | 1997-11-04 |
| 5679892 | Temperature-sensitive flow amount detection apparatus for internal combustion engine | Hajime Hosoya | 1997-10-21 |
| 5670715 | Method of diagnosing a mechanism for improving combustion in an internal combustion engine and apparatus therefor | — | 1997-09-23 |
| 5664544 | Apparatus and method for control of an internal combustion engine | — | 1997-09-09 |
| 5645035 | Method and apparatus for electronically controlling a fuel supply to an internal combustion engine | — | 1997-07-08 |
| 5635635 | Method and apparatus for detecting the intake air quantity of an engine | Masao Tsukada, Hiroshi Aoi, Syoichiro Yokota | 1997-06-03 |
| 5634451 | Apparatus and method for treating fuel vapor of an engine | — | 1997-06-03 |
| 5631412 | Apparatus and method for estimating atmospheric pressure in an internal combustion engine | — | 1997-05-20 |
| 5617833 | Apparatus and method for diagnosing exhaust recirculation system in internal combustion engine | Kenichi Machida | 1997-04-08 |
| 5611311 | Crank angle sensing system | — | 1997-03-18 |
| 5606855 | Apparatus and method for estimating the temperature of an automotive catalytic converter | — | 1997-03-04 |
| 5604303 | Combustion condition detecting system of internal combustion engine | Atsumi Hoshina | 1997-02-18 |
| 5599254 | Method and apparatus for diagnosing a fault in a lock-up mechanism of a torque converter fitted to an automatic transmission | Keita Yoshizawa | 1997-02-04 |
| 5590633 | Fuel injection control system for engine | Hajime Hosoya | 1997-01-07 |
| 5586537 | Fuel property detecting apparatus for internal combustion engines | Satoru Watanabe | 1996-12-24 |