Inventor · Ibaraki, JP

Yasuo Iwasa

22Patents
7h-index
18Co-inventors
66Inventor score

Filing activity: Nov 12, 1982 → Jul 19, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US4524130A Silver halide color photographic light-sensitive materials Emerging Cross-Sectional Technologies 22 Expired
US6811837B2 Porous resin film Performing Operations; Transporting 22 Expired
US4458010A Process for bleaching color photographic sensitive materials Physics 17 Expired
US4448878A Silver halide photographic light-sensitive materials Physics 17 Expired
US4755455A Silver halide color photographic materials Physics 12 Expired
US4508816A Method for bleaching color photosensitive material Physics 10 Expired
US5871829A Pressure-sensitive adhesive label Emerging Cross-Sectional Technologies 9 Expired
US6984423B2 Ink jet recording paper Emerging Cross-Sectional Technologies 6 Expired
US6911253B2 Porous resin film Emerging Cross-Sectional Technologies 5 Expired
US9636857B2 Label for in-mold forming Emerging Cross-Sectional Technologies 4 Active
US7807243B2 Label for in-mold forming having excellent delabeling property, and container with the label Emerging Cross-Sectional Technologies 4 Active
US9633580B2 Label for in-mold molding, in-mold molded article and method for molding same Emerging Cross-Sectional Technologies 2 Active
US7740924B2 Labeled resin container Emerging Cross-Sectional Technologies 1 Expired
US7862884B2 Electrophotographic film and recorded material using the same Emerging Cross-Sectional Technologies 1 Expired
US8187692B2 In-mold label and molded article using the same Emerging Cross-Sectional Technologies 1 Active
US7101826B2 Recording paper and label paper using the same Emerging Cross-Sectional Technologies 1 Expired
US4554246A Photographic silver halide light-sensitive material Emerging Cross-Sectional Technologies 1 Expired
US8920890B2 Label for in-mold forming and resin container with the label Emerging Cross-Sectional Technologies 0 Active
US7323294B2 Photographic colour material containing a resorcinol derivative as black coupler Physics 0 Expired
US8097338B2 In-mold label, and labeled resin-labeled article Emerging Cross-Sectional Technologies 0 Active
US9149976B2 Label for in-mold forming and resin container with the label Emerging Cross-Sectional Technologies 0 Active
US7910201B2 Porous resin film and ink jet recording medium Emerging Cross-Sectional Technologies 0 Expired

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