Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7526942 | Contact combustion gas sensor | Mamoru Furusato, Yoshikazu Shibasaki, Shoei Yasuda | 2009-05-05 |
| 7479255 | Gas sensor | Yukio Nakamura, Mamoru Furusato | 2009-01-20 |
| 6348872 | Gas detector-alarm employing hot-wire gas sensor | Shoei Yasuda | 2002-02-19 |
| 5150301 | Air/fuel mixture ratio learning control system for internal combustion engine using mixed fuel | Masuo Kashiwabara, Hideyuki Kojima, Hiromitsu Yamaura | 1992-09-22 |
| 5103655 | Diagnostic arrangement for automotive engine EGR system | Koichi Kano, Junichi Furuya | 1992-04-14 |
| 4911131 | Fuel control apparatus for internal combustion engine | Shinpei Nakaniwa, Naoki Tomisawa, Yukio Hoshino, Syouzi Furuhashi, Tadashi Ariga | 1990-03-27 |
| 4911132 | Fuel injection control system for multi-cylinder internal combustion engine with feature of improved response characteristics to acceleration enrichment demand | Shinpei Nakaniwa, Toru Hamada, Masanobu Osaki, Yukio Hoshino, Naoki Tomisawa | 1990-03-27 |
| 4889100 | Fuel injection control system for multi-cylinder internal combustion engine with feature of improved response characteristics to acceleration enrichment demand | Shinpei Nakaniwa, Toru Hamada, Masanobu Osaki, Yukio Hoshino, Naoki Tomisawa | 1989-12-26 |
| 4831987 | Setting device of basic fuel injection amount for an internal combustion engine | Shinpei Nakaniwa, Yukio Hoshino, Naoki Tomisawa, Tadashi Ariga, Shouji Furuhashi | 1989-05-23 |
| 4817572 | Electronically controlled fuel injection device for an internal combustion engine | Shinpei Nakaniwa, Yukio Hoshino, Naoki Tomisawa, Tadashi Ariga, Shouji Furuhashi | 1989-04-04 |
| 4655188 | Apparatus for learning control of air-fuel ratio of air-fuel mixture in electronically controlled fuel injection type internal combustion engine | Naoki Tomisawa, Shoji Furuhashi | 1987-04-07 |