TO

Tadahiko Otani

HI Hitachi: 4 patents #8,942 of 28,497Top 35%
📍 Hitachinaka, JP: #962 of 2,447 inventorsTop 40%
Overall (All Time): #1,305,916 of 4,157,543Top 35%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
4681077 Air-fuel ratio controlling method and apparatus for an internal combustion engine Haruhiko Kobayashi 1987-07-21
4517837 Air flow rate measuring apparatus Yoshishige Oyama, Teruo Yamauchi, Mamoru Fujieda, Yutaka Nishimura, Takao Sasayama +7 more 1985-05-21
4395907 Air flow rate measuring device Kiyomi Morita, Yoshikazu Aochi, Takao Teranishi 1983-08-02
4292258 Altitude compensating device for carburetors Shoichiro Sakurai 1981-09-29