IT

Ikuo Takahashi

NI Nisshinbo Industries: 34 patents #4 of 375Top 2%
DI Daicel Chemical Industries: 15 patents #32 of 893Top 4%
CC Citizen Holdings Co.: 7 patents #16 of 431Top 4%
HI Hitachi: 5 patents #7,555 of 28,497Top 30%
NC Nisshinbo Chemical: 5 patents #3 of 27Top 15%
KA Kao: 3 patents #1,053 of 3,221Top 35%
HC Hitachi Automotive Engineering Co.: 2 patents #95 of 314Top 35%
CC Citizen Finedevice Co.: 2 patents #10 of 36Top 30%
CC Citizen Watch Co.: 2 patents #460 of 1,225Top 40%
NU National University Corporation Nagoya University: 1 patents #247 of 782Top 35%
DI Daikin Industries: 1 patents #1,764 of 2,957Top 60%
SI Sanyo Chemical Industries: 1 patents #242 of 607Top 40%
SC Shimizu Construction Co.: 1 patents #112 of 352Top 35%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
MC Matsumoto Yushi-Seiyaku Co.: 1 patents #49 of 113Top 45%
Overall (All Time): #24,465 of 4,157,543Top 1%
77
Patents All Time

Issued Patents All Time

Showing 76–77 of 77 patents

Patent #TitleCo-InventorsDate
4401076 Fuel injection control system for electromagnetic valve-controlled fuel injection pump of diesel engine Yukinori Sano, Yoshikazu Hoshi 1983-08-30
4317406 Hydraulic cylinder for generating vibrations — 1982-03-02