Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4727835 | Fuel injection device in diesel engine | Fumiaki Kobayashi, Mamoru Kobashi, Masahiko Miyaki, Takashi Hasegawa | 1988-03-01 |
| 4665740 | Combustion process sensor | Hisashi Matsumoto, Yoshikazu Motogami, Masahiko Miyahara, Tokuta Inoue, Kohichi Hasegawa +6 more | 1987-05-19 |
| 4655182 | Method and system for internal combustion engine oxygen sensor heating control which provide maximum sensor heating after cold engine starting | Jiro Nakano, Takao Ishibashi, Takao Akatsuka | 1987-04-07 |
| 4561402 | Method and system for internal combustion engine oxygen sensor heating control, synchronizing heater voltage detection with heater energization, and calculating power loss | Jiro Nakano, Takao Ishibashi, Takao Akatsuka | 1985-12-31 |