Issued Patents All Time
Showing 26–50 of 112 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6061895 | Manufacturing method of a rotation sensor | Izuru Shinjo, Noriaki Hayashi, Naoki Hiraoka, Yutaka Ohashi | 2000-05-16 |
| 6054859 | Combustion state detecting apparatus for internal combustion engine | Yasuhiro Takahashi | 2000-04-25 |
| 6040698 | Combustion state detecting apparatus for an internal-combustion engine | Yasuhiro Takahashi | 2000-03-21 |
| 6008639 | Magnetic sensor having a main electrical circuit base with a crack forming area | Naoki Hiraoka, Hiroshi Sakanoue, Noriaki Hayashi, Yutaka Ohashi | 1999-12-28 |
| 5982171 | Sensing device for detecting the angular displacement and relative position of a member of magnetic material | Hideki Umemoto, Naoki Hiraoka, Yutaka Ohashi, Masahiro Yokotani | 1999-11-09 |
| 5929629 | Magnetic sensor having a liquid seal | Naoki Hiraoka, Hiroshi Sakanoue, Noriaki Hayashi, Yutaka Ohashi | 1999-07-27 |
| 5895839 | Combustion state detecting apparatus for an internal-combustion engine | Yasuhiro Takahashi | 1999-04-20 |
| 5877626 | Temperature resistant magnetoresistance sensing device | Hideki Umemoto, Naoki Hiraoka, Yutaka Ohashi, Masahiro Yokotani | 1999-03-02 |
| 5868115 | Ignition controller for internal combustion engine | — | 1999-02-09 |
| 5861551 | Combustion state detecting apparatus for an internal-combustion engine | Shingo Morita | 1999-01-19 |
| 5821744 | Rotation sensor having a simplified and compact structure | Izuru Shinjo, Noriaki Hayashi, Naoki Hiraoka, Yutaka Ohashi | 1998-10-13 |
| 5801529 | Magnetoresistance sensing device without hystersis influence | Hideki Umemoto, Naoki Hiraoka, Yutaka Ohashi, Masahiro Yokotani | 1998-09-01 |
| 5794592 | Internal combustion engine controller | — | 1998-08-18 |
| 5789919 | Magnetoresistance sensing device with increased magnetic field detection efficiency | Hideki Umemoto, Naoki Hiraoka, Yutaka Ohashi, Masahiro Yokotani | 1998-08-04 |
| 5789925 | Sensor system having abnormality detecting circuit for detecting abnormality of sensor system from outputs of signal processing circuits | Masahiro Yokotani, Naoki Hiraoka, Shunichi Wada | 1998-08-04 |
| 5785020 | Combustion state detecting apparatus for an internal-combustion engine | Yasuhiro Takahashi | 1998-07-28 |
| 5778862 | Ignition controller for internal combustion engine | — | 1998-07-14 |
| 5755206 | Control method and apparatus for internal combustion engine | Yasuhiro Takahashi | 1998-05-26 |
| 5747670 | Apparatus for detecting combustion state in internal combustion engine | Yasuhiro Takahashi | 1998-05-05 |
| 5715791 | Cylinder discriminating device for internal combustion engine | Yasukazu Koezuka | 1998-02-10 |
| 5701876 | Misfire detecting apparatus for internal combustion engine | Shingo Morita, Shuichi Wada | 1997-12-30 |
| 5699769 | Controller for four-stroke cycle internal-combustion engine | Masanobu Uchinami, Koichi Yamane | 1997-12-23 |
| 5694900 | Knock control system for an internal combustion engine | Shingo Morita, Shuichi Wada | 1997-12-09 |
| 5675072 | Combustion condition detector for internal combustion engine | Yukio Yasuda, Yasuhiro Takahashi | 1997-10-07 |
| 5671714 | Apparatus for controlling operation timing of internal combustion engine | Yasukazu Koezuka | 1997-09-30 |