Inventor · Ichinomiya, JP

Hiroshi Sugita

62Patents
12h-index
70Co-inventors
87Inventor score

Filing activity: May 24, 1979 → Sep 20, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US4658463A Wiper blade Performing Operations; Transporting 166 Expired
US4482629A Light-sensitive silver halide color photographic material Emerging Cross-Sectional Technologies 80 Expired
US7159132B2 USB device that provides power that is different from power prescribed in the USB standard Physics 52 Expired
US4612425A Steering wheel having boss portion with energy absorbing layer and membrane switch Emerging Cross-Sectional Technologies 27 Expired
US4604912A Steering wheel Emerging Cross-Sectional Technologies 24 Expired
US4622712A Wiper blade rubber Emerging Cross-Sectional Technologies 22 Expired
US4421845A Silver halide photographic light-sensitive material Emerging Cross-Sectional Technologies 19 Expired
US4598603A Steering wheel Emerging Cross-Sectional Technologies 18 Expired
US4434225A Light-sensitive silver halide color photographic material Emerging Cross-Sectional Technologies 15 Expired
US4326022A Photographic material containing a high boiling solvent Chemistry; Metallurgy 15 Expired
US6427326B1 Method of manufacturing connecting rod Emerging Cross-Sectional Technologies 14 Expired
US4561324A Steering wheel Emerging Cross-Sectional Technologies 14 Expired
US6894711B2 Thermal transfer recording web roll Performing Operations; Transporting 12 Expired
US4451559A Silver halide photosensitive materials for color photography Chemistry; Metallurgy 12 Expired
US4528263A Light-sensitive silver halide color photographic material Emerging Cross-Sectional Technologies 12 Expired
US4638525A Wiper blade rubber Emerging Cross-Sectional Technologies 12 Expired
US4458012A Light-sensitive silver halide color photographic material Physics 12 Expired
US7124307B2 Detecting device abnormality by comparing a current value of current of electric power with a preset detecting current value based on a threshold value received by the device Physics 12 Expired
US4451558A Silver halide color photographic light-sensitive material Physics 10 Expired
US4572313A Relay arrangement for steering wheel Performing Operations; Transporting 10 Expired
US4716618A Wiper blade rubber Emerging Cross-Sectional Technologies 10 Expired
US5946963A Bevel gear hot-forging apparatus Emerging Cross-Sectional Technologies 10 Expired
US4669144A Wiper blade Emerging Cross-Sectional Technologies 9 Expired
US4759235A Planetary gear assembling structure for steering wheels Emerging Cross-Sectional Technologies 8 Expired
US4891296A Pattern transfer method and silver halide photographic plate to be used for said method Emerging Cross-Sectional Technologies 8 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.