Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4645213 | Non-contact type seal device for turbocharger | Kouichi Washimi, Makoto Shibata | 1987-02-24 |
| 4611465 | Exhaust gas by-pass system in a turbocharger for an internal combustion engine | Yuuichi Kato, Tatsuya Kawakita | 1986-09-16 |
| 4523763 | Turbocharger lubricating oil sealing method | Masumi Asano, Kiyoshi Isogai | 1985-06-18 |
| 4426975 | Ignition timing control system for internal combustion engines | Shosuke Suzuki, Teruyoshi Ito, Yukio Sakakibara, Takashi Yamada, Fumiyoshi Kubo +3 more | 1984-01-24 |
| 4400944 | Air-fuel ratio control method and apparatus for internal combustion engines | Kenzi Iwamoto, Makoto Kuroyanagi, Hisasi Kawai, Kunimasa Yoshimura, Hidetaka Nohira +1 more | 1983-08-30 |
| 4318273 | Internal combustion engine equipped with a turbocharger | Hidetaka Nohira, Kunimasa Yoshimura | 1982-03-09 |