Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5239869 | Acceleration detector | Fumito Uemura | 1993-08-31 |
| 5226325 | Acceleration detector with radial arm diaphragm | Fumito Uemura, Masanori Yamano | 1993-07-13 |
| 5218870 | Vibration sensor including a reduced capacity lower portion for maintaining airtightness and enhancing reliability | Fumito Uemura | 1993-06-15 |
| 5150606 | Acceleration detector | — | 1992-09-29 |
| 5144928 | Ignition timing control apparatus with a knock sensor for an internal combustion engine | — | 1992-09-08 |
| 4982599 | Acceleration detector | — | 1991-01-08 |
| 4978883 | Vibration detecting device | — | 1990-12-18 |
| 4969440 | Knocking suppression apparatus for an internal combustion engine | Nobuaki Murakami, Syohichi Katoh | 1990-11-13 |
| 4967710 | Knock control apparatus for internal combustion engines | Shoichi Kato, Hideki Umemoto | 1990-11-06 |
| 4967114 | Acceleration detector | Atsushi Ueda | 1990-10-30 |
| 4961338 | Vibration detecting device | — | 1990-10-09 |
| 4949571 | Acceleration detector | — | 1990-08-21 |
| 4869095 | Vibration detecting device | — | 1989-09-26 |
| 4862863 | Electronic ignition apparatus including ignition-noise making signal generator | — | 1989-09-05 |
| 4856479 | Ignition timing control apparatus for an internal combustion engine | Takanori Fujimoto, Toshiro Hara | 1989-08-15 |
| 4793310 | Electronic ignition control apparatus including knocking control | — | 1988-12-27 |
| 4635604 | Engine ignition timing control apparatus | Toshio Iwata, Atsushi Ueda | 1987-01-13 |
| 4625689 | Internal combustion engine ignition systems | — | 1986-12-02 |
| 4625691 | Knock suppression system for internal combustion engine | Atsushi Ueda, Yoshinobu Morimoto, Youichi Kadota | 1986-12-02 |
| 4612900 | Engine operating parameter control apparatus | Toshio Iwata, Atsushi Ueda | 1986-09-23 |
| 4612901 | Engine ignition timing control apparatus | Toshio Iwata, Atsushi Ueda | 1986-09-23 |
| 4607602 | Ignition timing control apparatus for internal combustion engine | — | 1986-08-26 |
| 4606316 | Ignition timing control system for internal combustion engine | — | 1986-08-19 |
| 4530328 | Ignition timing controller for internal combustion engine | — | 1985-07-23 |
| 4508079 | Knocking control system for internal combustion engine | Atsushi Ueda, Yoshinobu Morimoto, Youichi Kadota | 1985-04-02 |