HK

Hiroshi Kuroiwa

HI Hitachi: 78 patents #77 of 28,497Top 1%
HC Hitachi Car Engineering Co.: 11 patents #43 of 465Top 10%
HC Hitachi Automotive Engineering Co.: 7 patents #4 of 314Top 2%
RE Renesas Electronics: 6 patents #669 of 4,529Top 15%
RT Renesas Technology: 3 patents #990 of 3,337Top 30%
JA Jatco: 1 patents #458 of 871Top 55%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
HC Hitachi Ulsi Systems Co.: 1 patents #577 of 867Top 70%
HC Hitachi, Ltd. And Hitachi Car Engineering, Co.: 1 patents #1 of 26Top 4%
Overall (All Time): #18,028 of 4,157,543Top 1%
90
Patents All Time

Issued Patents All Time

Showing 76–90 of 90 patents

Patent #TitleCo-InventorsDate
RE32035 Electromechanical transducer controlling device Takao Sasayama 1985-11-19
4552116 Engine control apparatus Tadashi Kirisawa, Teruo Yamauchi, Yoshishige Oyama 1985-11-12
4478075 Air flow meter Yoshishige Oyama, Yutaka Nishimura 1984-10-23
4448070 Hot-wire type flow velocity meter Yoshishige Ohyama, Yutaka Nishimura, Teruo Yamauchi, Minoru Ohsuga, Tadashi Kirisawa 1984-05-15
4448172 Fuel injection apparatus Mineo Kashiwaya, Kinsaku Yamada, Yoshiyuki Tanabe, Yoshishige Oyama, Hisato Tsuruta 1984-05-15
4442818 Fuel injection apparatus for internal combustion engines Mineo Kashiwaya, Tohru Nakagawa, Kinsaku Yamada, Hiroshi Kamifuji, Yoshishige Oyama +1 more 1984-04-17
4425886 Electronic control apparatus for internal combustion engine Yoshishige Oyama 1984-01-17
4424568 Method of controlling internal combustion engine Yutake Nishimura, Yoshishige Oyama, Minoru Osuga 1984-01-03
4420972 Air intake measuring apparatus for internal combustion engine Yoshishige Oyama 1983-12-20
4404846 Air flow rate measuring device incorporating hot wire type air flow meter Teruo Yamauchi, Yoshishige Ohyama, Mamoru Fujieda, Tadashi Kirisawa 1983-09-20
4400974 Intake air amount detecting system for internal combustion engines Yutaka Nishimura, Yoshishige Oyama, Tadashi Kirisawa, Minoru Osuga, Yasunori Mouri 1983-08-30
4373387 Air flow meter Yutaka Nishimura, Tadashi Kirisawa, Yoshishige Oyama 1983-02-15
4366524 Electromechanical transducer controlling device Takao Sasayama 1982-12-28
4349877 Electronically controlled carburetor Yoshishige Oyama 1982-09-14
4280462 Electronically controlled carburetor for internal combustion engine Yoshishige Oyama 1981-07-28