YT

Yutaka Takaku

HI Hitachi: 51 patents #272 of 28,497Top 1%
HC Hitachi Car Engineering Co.: 4 patents #107 of 465Top 25%
KS Kobe Steel: 1 patents #857 of 2,031Top 45%
SA Sannohashi: 1 patents #2 of 14Top 15%
📍 Hitachinaka, JP: #55 of 2,447 inventorsTop 3%
Overall (All Time): #49,352 of 4,157,543Top 2%
53
Patents All Time

Issued Patents All Time

Showing 51–53 of 53 patents

Patent #TitleCo-InventorsDate
5241480 Method and apparatus for detecting combustion conditions in multicylinder internal combustion engine based upon engine speed evaluation Mineo Kashiwaya, Toshio Ishii, Naoyuki Tanaka 1993-08-31
4782805 Control device for throttle valve for internal combustion engine Hirotoshi Kawano, Shozo Yanagisawa, Tadao Osawa, Toshifumi Usui 1988-11-08
4779597 Fail-safe system for vehicle engine Sigeo Tamaki 1988-10-25