Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5009210 | Air/fuel ratio feedback control system for lean combustion engine | Toyoaki Nakagawa, Katsunori Terasaka, Makoto Saito | 1991-04-23 |
| 4951209 | Induction volume sensing arrangement for internal combustion engine or the like | Hatsuo Nagaishi, Masaaki Uchida, Hiromichi Miwa, Toshio Takahata, Yasuo Seimiya +1 more | 1990-08-21 |
| 4873641 | Induction volume sensing arrangement for an internal combustion engine or the like | Hatsuo Nagaishi, Yasuo Seimiya, Hideyuki Tamura, Hiromichi Miwa, Masaaki Uchida +1 more | 1989-10-10 |
| 4870937 | Air fuel mixture A/F control system | Katsunori Terasaka, Toyoaki Nakagawa | 1989-10-03 |
| 4556029 | Back-up system and method for engine coolant temperature sensor in electronic engine control system | Hiroshi Yamaguchi, Kunifumi Sawamoto, Tatsuo Morita, Satoshi Takizawa | 1985-12-03 |
| 4303049 | Coarse and fine air supply control for closed-loop controlled carbureted internal combustion engines | Kenji Ikeura, Masaaki Saito, Michiyoshi Yamane, Akio Isobe | 1981-12-01 |