Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5937637 | System for purifying exhaust gas for use in an automobile | Takeshi Atago, Akio Honji, Osamu Kuroda, Toshio Ogawa, Noriko Watanabe +1 more | 1999-08-17 |
| 5841266 | Power source system for a vehicle | Sakae Hikita, Yoshiaki Honda, Sakae Ishida, Syouju Masumoto, Naoyuki Takahashi | 1998-11-24 |
| 5808367 | Control system for vehicle generator and control method therefor | Yoshihiko Akagi | 1998-09-15 |
| 5738068 | Method and apparatus for controlling internal combustion engine for automotive vehicle | Shoji Sasaki, Masaru Shibano, Yoshihiko Akagi | 1998-04-14 |
| 5608309 | Vehicle-use alternating current generator control system | Sakae Hikita, Yuuji Maeda, Masahiro Sato, Seiichi Kawasaki, Takayuki Ebisawa | 1997-03-04 |
| 5598822 | Knocking detection method for internal combustion engines and ignition timing control method therefor | Masahiro Sato | 1997-02-04 |
| 5560201 | System for purifying exhaust gas for use in an automobile | Takeshi Atago, Akio Honji, Osamu Kuroda, Toshio Ogawa, Noriko Watanabe +1 more | 1996-10-01 |
| 5503804 | Catalyzer control apparatus | Takeshi Atago, Keiichi Mashino, Suetaro Shibukawa, Shigeyuki Yoshihara | 1996-04-02 |
| 5460031 | Knocking detection method for internal combustion engines and ignition timing control method therefor | Masahiro Sato | 1995-10-24 |
| 5390493 | Apparatus for controlling the electric heating of catalyst | Takeshi Atago, Keiichi Mashino, Suetaro Shibukawa, Shigeyuki Yoshihara | 1995-02-21 |
| 5388405 | System for purifying exhaust gas for use in an automobile | Takeshi Atago, Akio Honji, Osamu Kuroda, Toshio Ogawa, Noriko Watanabe +1 more | 1995-02-14 |
| 5379586 | System for controlling oxygen concentration in exhaust gas and exhaust gas cleaning system employing the same | Akio Honji, Toshio Ogawa, Osamu Kuroda, Hisao Yamashita, Takahiro Tachi +1 more | 1995-01-10 |
| 5267544 | Crank angle and cylinder number detecting system and method for internal combustion engine | Hiroya Ohkumo, Syuuzi Miyama, Makoto Tamura | 1993-12-07 |
| 4862855 | Control apparatus for internal combustion engine | Toshio Manaka, Akira Teragakiuchi, Masahide Sakamoto, Masami Nagano, Junji Miyake | 1989-09-05 |