Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7021298 | Internal EGR parameter estimating device for internal combustion engine | Takashi Nakazawa, Hatsuo Nagaishi, Takeshi Suzuki | 2006-04-04 |
| 6879905 | Apparatus and a method for controlling an engine | Tetsuya Iwasaki, Takashi Nakazawa, Masahiko Yuya | 2005-04-12 |
| 6851411 | Knocking index value calculation device and calculation method thereof | Hatsuo Nagaishi, Takashi Nakazawa, Takeshi Etou | 2005-02-08 |
| 6840235 | Internal exhaust gas recirculation amount estimation system of internal combustion engines | Youichi Oshimi, Hatsuo Nagaishi | 2005-01-11 |
| 6805098 | Apparatus and a method for controlling an engine | Tetsuya Iwasaki, Takashi Nakazawa, Masahiko Yuya | 2004-10-19 |
| 6619266 | Control apparatus for engine | — | 2003-09-16 |
| 6578551 | Fuel injection control for internal combustion engine | Masahiko Yuya, Ritsuo Sato, Hiroshi Katoh | 2003-06-17 |
| 6571775 | Fuel injection control for start-up of internal combustion engine | Ritsuo Sato, Masahiko Yuya, Hiroshi Katoh | 2003-06-03 |
| 6568373 | Fuel injection control for start-up of internal combustion engine | Masahiko Yuya, Ritsuo Sato, Hiroshi Katoh | 2003-05-27 |
| 6568371 | Fuel injection control for internal combustion engine | Ritsuo Sato, Masahiko Yuya, Hiroshi Katoh | 2003-05-27 |