Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5125380 | Two-stroke diesel engine | Koichi Nakae, Tadashi Fukuyama, Toyokazu Baika, Takeshi Sato | 1992-06-30 |
| 4995347 | Intake device of a two stroke engine with supercharger bypass passage | Takao Tate, Norihiko Nakamura, Hiroshi Noguchi, Toyokazu Baika, Kichiro Kato +4 more | 1991-02-26 |
| 4602606 | Diesel engine exhaust gas recirculation system with greater atmospheric pressure compensation at low engine load | Osamu Hishinuma | 1986-07-29 |
| 4598729 | Negative pressure control valve | Mitikatu Naito, Kiyotosi Yano, Kazuo Itou, Kunihiro Tsuzuki, Masaaki Tanaka | 1986-07-08 |
| 4488533 | Atmospheric pressure compensation system for exhaust gas recirculation | Kiyonori Sekiguchi, Takeshi Tanaka, Mitsumasa Yamada | 1984-12-18 |
| 4450824 | Exhaust gas recirculation control system with atmospheric pressure compensation valve | Ken Ando, Masaaki Tanaka | 1984-05-29 |
| 4446839 | Method and apparatus for controlling exhaust gas recirculation in a diesel engine | Kiyonori Sekiguchi, Toshihiko Igashira, Takeshi Tanaka, Hisasi Kawai, Mitsumasa Yamada +1 more | 1984-05-08 |
| 4445488 | Exhaust gas recirculation control for diesel engine | Takeshi Tanaka, Hisasi Kawai, Toshihiko Igashira, Kiyonori Sekiguchi, Mitsumasa Yamada +1 more | 1984-05-01 |
| 4440140 | Diesel engine exhaust gas recirculation control system | Masaaki Tanaka | 1984-04-03 |