Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5722363 | Cylinder-injection type internal combustion engine and a fuel injection control apparatus therefor | Kazumasa Iida, Yasuki Tamura, Shogo Omori, Masato Yoshida, Yuichi Tonomura +1 more | 1998-03-03 |
| 5628290 | Idle speed control apparatus for an internal combustion engine | Kazumasa Iida | 1997-05-13 |
| 5570382 | Clock signal fault detector | — | 1996-10-29 |
| 5542389 | Control system for multi-cylinder internal combustion engine | Kazumasa Iida | 1996-08-06 |
| 5496229 | Valve actuator responsive to gear shift for reducing torque shock | — | 1996-03-05 |
| 5481461 | Automotive vehicle engine with cylinder suspending mechanism for switching between a partial-cylinder non-working mode and an all-cylinder working mode depending on running conditions of the engine | Kazumasa Iida, Mitsuru Kishimoto, Kiyotaka Hosono | 1996-01-02 |
| 5425335 | Automobile engine | Kazumasa Iida, Tetsuo Chamoto | 1995-06-20 |
| 5311852 | Method for detecting fuel blending ratio | Masato Yoshida, Takanao Yokoyama, Muneyoshi Nanba, Yoshihiko Kato, Kazumasa Iida | 1994-05-17 |
| 5282451 | Engine fueled with mixed fuel and operation control method thereof | Masato Yoshida, Muneyoshi Nanba, Kazumasa Iida | 1994-02-01 |
| 5267163 | Method for detecting blending ratio of mixed fuel to be supplied to combustion chamber of internal combined engine | Masato Yoshida, Takanao Yokoyama, Muneyoshi Nanba, Yoshihiko Kato, Kazumasa Iida | 1993-11-30 |
| 5263464 | Method for detecting fuel blending ratio | Masato Yoshida, Takanao Yokoyama, Muneyoshi Nanba, Yoshihiko Kato, Kazumasa Iida | 1993-11-23 |
| 5197451 | Method for detecting fuel blending ratio | Masato Yoshida, Takanao Yokoyama, Muneyoshi Nanba, Yoshihiko Kato, Kazumasa Iida | 1993-03-30 |
| 5195497 | Method for detecting fuel blending ratio | Masato Yoshida, Takanao Yokoyama, Muneyoshi Nanba, Yoshihiko Kato, Kazumasa Iida | 1993-03-23 |
| 5163407 | Method for detecting fuel blending ratio | Masato Yoshida, Takanoa Yokoyama, Muneyoshi Nanba, Yoshihiko Kato, Kazumasa Iida | 1992-11-17 |
| 5158058 | Air-fuel ratio feedback control method for a multi-fuel internal combustion engine | Masato Yoshida, Takanao Yokoyama, Muneyoshi Nanba, Yoshihiko Kato, Kazumasa Iida | 1992-10-27 |
| 5144916 | Vehicular engine cooling apparatus | Masato Yoshida, Takanao Yokoyama, Muneyoshi Nanba, Yoshihiko Kato, Kazumasa Iida | 1992-09-08 |
| 5109821 | Engine control system | Masato Yoshida, Takanao Yokoyama, Muneyoshi Nanba, Yoshihiko Kato, Kazumasa Iida | 1992-05-05 |