Inventor · Yokohama, JP

Yasuo Kasama

8Patents
6h-index
14Co-inventors
52Inventor score

Filing activity: Feb 22, 1980 → Mar 2, 1987

Most-cited inventions

PatentTitleAreaCited byStatus
US4328302A Lithographic silver halide photographic light-sensitive material Emerging Cross-Sectional Technologies 17 Expired
US4729946A Silver halide photographic light-sensitive material Emerging Cross-Sectional Technologies 8 Expired
US4283479A Silver halide photographic materials and a process forming relief images Physics 8 Expired
US4999275A Silver halide photographic light-sensitive material Emerging Cross-Sectional Technologies 7 Expired
US4552835A Silver halide photographic light-sensitive element having a light insensitive upper layer Emerging Cross-Sectional Technologies 7 Expired
US4746594A Silver halide photographic material for photomechanical process and reductive processing method using the same Emerging Cross-Sectional Technologies 6 Expired
US4455365A Silver halide photographic material for photomechanical process and reduction processing method thereof Emerging Cross-Sectional Technologies 4 Expired
US4606996A Method of reducing treatment of silver halide photographic light-sensitive material for photochemical process Emerging Cross-Sectional Technologies 1 Expired

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