SI

Shinya Igarashi

HI Hitachi: 68 patents #118 of 28,497Top 1%
HC Hitachi Car Engineering Co.: 50 patents #1 of 465Top 1%
HC Hitachi Automotive Engineering Co.: 9 patents #1 of 314Top 1%
Canon: 7 patents #7,830 of 19,416Top 45%
HS Hitachi Automotive Systems: 4 patents #412 of 1,636Top 30%
HC Hitachi Engineering Co.: 1 patents #187 of 572Top 35%
MM Minebea Motor Manufacturing: 1 patents #10 of 30Top 35%
Overall (All Time): #22,637 of 4,157,543Top 1%
80
Patents All Time

Issued Patents All Time

Showing 76–80 of 80 patents

Patent #TitleCo-InventorsDate
5325712 Air flow meter Mitsukuni Tsutsui, Minoru Takahashi 1994-07-05
5231871 Hot-electrical-resistance type gas flow meter and internal combustion engine with hot-electrical-resistance type gas flow meter Nobukatsu Arai, Kaoru Uchiyama, Toshifumi Usui 1993-08-03
5186044 Air flow rate measuring device for an internal combustion engine Kaoru Uchiyama 1993-02-16
5083455 Air meter for an internal combustion engine and method of producing the same Yasuo Saito, Toshifumi Usui, Hirotoshi Kawano, Youichi Furuhashi 1992-01-28
4991560 Hot-wire air flow meter and internal combustion engine provided with same Nobukatsu Arai, Toshifumi Usui, Tetsuo Matsukura, Youichi Furuhashi 1991-02-12