Issued Patents All Time
Showing 76–85 of 85 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5030972 | Solid ink supply for ink jet | Yoshinori Miyazawa, Hiroshi Ishii, Osamu Nakamura, Norihiko Kurashima, Hisashi Miyazawa | 1991-07-09 |
| 4962391 | Ink jet printer head | Shuji Yonekubo, Hideki Morozumi, Koichi Higashimura, Masanao Matsuzawa | 1990-10-09 |
| 4776943 | Device for detecting air-fuel ratio of mixture over wide range from below to above stoichiometric ratio | — | 1988-10-11 |
| 4658790 | Air/fuel ratio detecting device and control system using same | — | 1987-04-21 |
| 4601809 | Oxygen concentration detecting system using oxygen sensor including oxygen ion pump | — | 1986-07-22 |
| 4601273 | Air/fuel ratio monitoring system in IC engine using oxygen sensor | Kohki Sone | 1986-07-22 |
| 4580539 | Air-fuel ratio control apparatus | — | 1986-04-08 |
| 4507986 | Control system for motor vehicle | Kenji Okamura, Hatsuo Nagaishi, Kohki Sone, Koyo Nakamura | 1985-04-02 |
| 4494374 | Air/fuel ratio monitoring system in IC engine using oxygen sensor | Kohki Sone, Masaaki Uchida | 1985-01-22 |
| 4440621 | System for detection of air/fuel ratio in IC engine by using oxygen sensor operated with supply of current | Masaaki Uchida, Kohki Sone | 1984-04-03 |