Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8845214 | Conveying device and printer | — | 2014-09-30 |
| 5338189 | Heat treat furnace | Tetsuya Kuga, Hidekazu Kurihara, Toshihiko Kogame | 1994-08-16 |
| 5045989 | PWM power supply eliminating modulation-frequency components from ground potentials | Shigetoshi Higaki | 1991-09-03 |
| 4978913 | Apparatus for measuring characteristics of chip electronic components | Mitsuroh Hamuro, Shigeo Hayashi, Akihiko Takahashi | 1990-12-18 |
| 4717997 | Abnormal condition detective circuit for a switching regulator | — | 1988-01-05 |
| 4640243 | System and method for controlling intake air flow for an internal combustion engine | Toshimi Abo | 1987-02-03 |
| 4561401 | Air-fuel ratio control system | Tatsuo Morita | 1985-12-31 |
| 4391247 | Air flow detection arrangement | Giichi Shioyama, Masao Nakajima | 1983-07-05 |
| 4376428 | Spark timing control system for internal combustion engine | Giichi Shioyama | 1983-03-15 |
| 4290404 | Fuel supply control system | Kenji Okamura | 1981-09-22 |
| 4271811 | Feedback control of exhaust gas recirculation based on combustion condition | Suzuo Suzuki, Akihiro Ohnishi | 1981-06-09 |
| 4186701 | Feedback control of exhaust gas recirculation based on combustion condition | Suzuo Suzuki, Akihiro Ohnishi | 1980-02-05 |