Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4622125 | Oxygen concentration control system | Yoshishige Oyama, Minoru Osuga | 1986-11-11 |
| 4562731 | Air flow meter | Yutaka Nishimura, Hiroshi Kuroiwa, Yoshishige Oyama | 1986-01-07 |
| 4552116 | Engine control apparatus | Hiroshi Kuroiwa, Teruo Yamauchi, Yoshishige Oyama | 1985-11-12 |
| 4448070 | Hot-wire type flow velocity meter | Yoshishige Ohyama, Yutaka Nishimura, Teruo Yamauchi, Hiroshi Kuroiwa, Minoru Ohsuga | 1984-05-15 |
| 4444169 | Air-fuel ratio controlling device for internal combustion engines | Teruo Yamauchi, Yoshishige Oyama | 1984-04-24 |
| 4404846 | Air flow rate measuring device incorporating hot wire type air flow meter | Teruo Yamauchi, Yoshishige Ohyama, Hiroshi Kuroiwa, Mamoru Fujieda | 1983-09-20 |
| 4400974 | Intake air amount detecting system for internal combustion engines | Yutaka Nishimura, Yoshishige Oyama, Hiroshi Kuroiwa, Minoru Osuga, Yasunori Mouri | 1983-08-30 |
| 4373387 | Air flow meter | Yutaka Nishimura, Hiroshi Kuroiwa, Yoshishige Oyama | 1983-02-15 |