Inventor · Tokyo, JP

Ken Okauchi

14Patents
7h-index
22Co-inventors
62Inventor score

Filing activity: Mar 1, 1979 → May 13, 1997

Most-cited inventions

PatentTitleAreaCited byStatus
US4837141A Thermally developable light-sensitive material containing a development restrainer compound Emerging Cross-Sectional Technologies 34 Expired
US5032499A Thermal light-sensitive material with combination of fog restrainers Physics 15 Expired
US6034710A Image forming method for silver halide photographic material Electricity 12 Expired
US6072596A Image recording apparatus Electricity 10 Expired
US4232118A Light-sensitive silver halide photographic material Physics 10 Expired
US4892994A Curling prevention device of thermal developing machine Physics 8 Expired
US5071740A Heat developable color photosensitive material Physics 7 Expired
US5701541A Automatic processing machine for silver halide photographic light-sensitive materials Physics 7 Expired
US4576909A Silver halide color photographic light-sensitive material Physics 5 Expired
US4868089A Positive image forming method Physics 2 Expired
US6031558A Image recording apparatus Performing Operations; Transporting 2 Expired
US4950584A Heat-processable color photosensitive material Physics 2 Expired
US5635340A Image forming method Performing Operations; Transporting 1 Expired
US4430424A Color photographic light-sensitive material Emerging Cross-Sectional Technologies 1 Expired

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