Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6928361 | Control apparatus for motor vehicle and storage medium | Shigeki Nakayama, Takao Fukuma, Tomihisa Oda, Yasuo Harada, Akio Matsunaga +3 more | 2005-08-09 |
| 6672050 | Exhaust gas purification device of an engine | Hiroki Murata, Shizuo Sasaki, Kohei Igarashi, Shinya Hirota, Kazuhiro Itoh +5 more | 2004-01-06 |
| 4947818 | Internal combustion engine with device for warning of malfunction in an air-fuel ratio control system | Tatsuyoshi Kamohara, Tadashi Sugino, Satomu Nishimura | 1990-08-14 |
| 4712522 | Method and apparatus for controlling air-fuel ratio in internal combustion engine | Katsushi Anzai, Osamu Harada, Yuji Takeda | 1987-12-15 |
| 4708113 | Method of discriminating octane number of fuel for motor vehicle | Osamu Harada, Yuji Takeda, Katsushi Anzai, Kazuhiko Funato | 1987-11-24 |
| 4688534 | Idling speed control device of an internal combustion engine | Yuji Takeda, Katsushi Anzai, Osamu Harada | 1987-08-25 |
| 4664086 | Air-fuel ratio controller for internal combustion engine | Yuji Takeda, Osamu Harada, Katsushi Anzai | 1987-05-12 |
| 4655186 | Method for controlling fuel injection amount of internal combustion engine and apparatus thereof | Yuji Takeda, Katsushi Anzai, Osamu Harada | 1987-04-07 |
| 4640251 | Method of discriminating octane number of fuel for motor vehicle | Osamu Harada, Yuji Takeda, Katsushi Anzai | 1987-02-03 |
| 4626997 | Method of and system for controlling ignition timing retard limit in internal combustion engine | Yuuji Takeda, Katsushi Anzai, Yoshiyasu Ito | 1986-12-02 |
| 4545349 | Method for regulating intake air flow for internal combustion engines | Yoshiyasu Ito, Yuji Takeda, Katsushi Anzai | 1985-10-08 |
| 4489688 | Control for idle speed control valve | Yoshiyasu Ito, Yuji Takeda, Katsushi Anzai, Matsuji Yoshida | 1984-12-25 |
| 4473055 | Method and apparatus for controlling the amount of intake air in an internal-combustion engine having a supercharger | Yoshiyasu Ito, Yuji Takeda, Katsushi Anzai | 1984-09-25 |
| 4471736 | Ignition timing control system | Matsujyu Yoshida, Nobuyuki Inoue, Hideo Miyagi, Akihiko Kido | 1984-09-18 |
| 4392467 | Method for operating fuel injector in a computer controlled fuel injection type internal combustion engine | Hideo Miyagi, Jiro Nakano, Hironobu Ono | 1983-07-12 |
| 4364349 | Method for controlling the operation of the fuel injector in a fuel injection type internal combustion engine during a deceleration condition of the engine | Hideo Miyagi | 1982-12-21 |
| 4351297 | Method and apparatus for controlling the ignition timing of an internal combustion engine | — | 1982-09-28 |
| 4227490 | Electronic control fuel injection system which compensates for fuel drying in an intake passage | Nobuyuki Kobayashi, Minoru Bitou | 1980-10-14 |