Issued Patents All Time
Showing 25 most recent of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11639680 | Urea water supply system | Tomoaki Kamei, Tomohiro Ueno, Sumitaka Ikeda | 2023-05-02 |
| 10844768 | Abnormality determination device | Tomomi Oshima | 2020-11-24 |
| 10753256 | Injection controller | Tomomi Oshima | 2020-08-25 |
| 9709009 | Low pressure exhaust gas recirculation apparatus | Shinsuke Miyazaki, Akira Furukawa, Osamu Shimane, Kazushi Sasaki | 2017-07-18 |
| 7926272 | Exhaust gas recirculation system for internal combustion engine | — | 2011-04-19 |
| 7836693 | Exhaust recirculation apparatus for engine and method for controlling the same | Tatsuya Fujita, Hiroshi Haraguchi | 2010-11-23 |
| 7664592 | Fuel injection control apparatus | Masahiro Asano, Yuuki Tarusawa | 2010-02-16 |
| 7660661 | Fuel injection control device | Masahiro Asano | 2010-02-09 |
| 7637245 | Method and system for controlling an actuator to rotate a valve | Masato Katsuno, Hiroshi Haraguchi, Tatsuya Fujita | 2009-12-29 |
| 7596992 | Fuel injection control apparatus designed to compensate for deviation of quantity of fuel sprayed from fuel injector | Masahiro Asano, Yuuki Tarusawa | 2009-10-06 |
| 7363912 | Fuel injection controller for engine | Masahiro Asano | 2008-04-29 |
| 7198039 | Valve control device reducing noise | Masato Katsuno, Tatsuya Fujita, Kunio Nanba, Yoshinori Nakayama | 2007-04-03 |
| 7179197 | Clutch state determining device | Masahiro Asano | 2007-02-20 |
| 7146964 | Engine control system | Sumiko Norimoto, Hiroshi Haraguchi, Akira Umehara | 2006-12-12 |
| 7032582 | Injection control system of internal combustion engine | Masahiro Asano | 2006-04-25 |
| 7034437 | Piezo actuator drive circuit | Yasuhiro Fukagawa, Yasuyuki Sakakibara | 2006-04-25 |
| 7021288 | Injection control apparatus for an engine | Masahiro Asano, Akira Umehara | 2006-04-04 |
| 7007664 | Fuel injection control system of internal combustion engine | Hiroshi Haraguchi | 2006-03-07 |
| 6990958 | Injection control system of diesel engine | Masahiro Asano, Hiroshi Haraguchi | 2006-01-31 |
| 6990950 | Fuel injection system of internal combustion engine | Masahiro Asano, Yoshihiro Narahara, Akira Umehara | 2006-01-31 |
| 6988030 | Injection control system of internal combustion engine | Masahiro Asano, Hiroshi Haraguchi | 2006-01-17 |
| 6985807 | Injection quantity controller for an internal combustion engine | Masahiro Asano | 2006-01-10 |
| 6907861 | Injection quantity control device of diesel engine | Masahiro Asano, Yoshihiro Narahara | 2005-06-21 |
| 6907864 | Fuel injection control system for engine | — | 2005-06-21 |
| 4785771 | Fuel injection control apparatus with forced fuel injection during engine startup period | Noritaka Ibuki, Takahiro Hayakawa, Takashi Hasegawa, Masaomi Nagase | 1988-11-22 |