Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7721711 | Engine control system including means for learning characteristics of individual fuel injectors | Masanori Kurosawa | 2010-05-25 |
| 7487035 | Cylinder abnormality diagnosis unit of internal combustion engine and controller of internal combustion engine | Yoshihiro Okuda, Masanori Kurosawa | 2009-02-03 |
| 6513319 | Catalyst activation control system for engines | Sigenori Isomura, Yoshihiro Majima | 2003-02-04 |
| 6266957 | Catalyst activation control system for engines | Sigenori Isomura, Yoshihiro Majima | 2001-07-31 |
| 6095437 | Air-assisted type fuel injector for engines | Sigenori Isomura, Yukio Sawada | 2000-08-01 |
| 6062201 | Fuel injection control for internal combustion engine | Sigenori Isomura, Yukio Sawada, Daiji Isobe | 2000-05-16 |
| 6032652 | Fuel injection system having variable fuel atomization control | Sigenori Isomura | 2000-03-07 |
| 5548393 | Oil deterioration detection apparatus and apparatus for detecting particles in liquid | Yasuyoshi Toda, Kiwamu Naito, Yurio Nomura, Rie Osaki | 1996-08-20 |
| 5523692 | Oil deterioration detector | Susumu Kuroyanagi, Tetsuo Fujii, Kingo Okada, Syuji Yamaguchi, Kiwamu Naito | 1996-06-04 |
| 5067455 | Method and apparatus for adding additives to lubricating oil | Atsushi Okajima, Yasuou Yamazaki, Yasuhide Okamoto, Yukihisa Takeuchi, Hajime Akado | 1991-11-26 |
| 4898462 | Device for detecting a transmissivity of a substance | Koji Numata, Fumio Asakura, Yoshiyuki Kago, Takahiro Shibakawa, Hajime Akado +1 more | 1990-02-06 |
| 4699509 | Device for measuring contamination of lubricant | Sigeru Kamiya, Toshinobu Ishida, Hideaki Sasaya | 1987-10-13 |
| 4620917 | Electrostatic filtering device | Sigeru Kamiya, Shigeo Iwashita | 1986-11-04 |
| 4459805 | Combustion burner apparatus | Sigeru Kamiya, Shigeru Takagi, Masahiro Tomita, Nobutoshi Hayashi | 1984-07-17 |
| 4456457 | Exhaust gas cleaning device for diesel engine | Shigeru Kamiya, Hitoshi Yoshida | 1984-06-26 |
| 4406119 | Carbon-particle decontaminating system | Sigeru Kamiya, Nobutoshi Hayashi, Seiji Morino | 1983-09-27 |