Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5325893 | Air duct and paper therefor | Isao Ohtake, Osamu Nakano, Toru Murakami | 1994-07-05 |
| 4800985 | Silencer with a side branch | Yukihiko Hanzawa, Haruki Kawauchi, Tukasa Mikami, Yohji Kurotobi | 1989-01-31 |
| 4734113 | Attachment device for air cleaner case in engines | Yohji Kurotobi | 1988-03-29 |
| 4700679 | Intake air quantity control method for internal combustion engines | Yutaka Otobe, Akira Kato, Fumio Hosoda | 1987-10-20 |
| 4391246 | Throttle opener device for vehicle engines | Etsuo Kawabata, Masahiko Ogura, Akira Fujimura | 1983-07-05 |
| 4325348 | Exhaust gas recirculation system for internal combustion engine | Yoshiharu Abe, Osamu Gotoh | 1982-04-20 |