Yasumasa Numata

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Patents Grantslast 30 patents

Information Patent Grant
Silver halide color photo-sensitive material
- Patent number 4,690,888
- Issue date Sep 1, 1987
- Konishiroku Photo Industry Co., Ltd.
- Mitsuto Fujiwhara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Colored light-sensitive silver halide photographic material with co...
- Patent number 4,105,453
- Issue date Aug 8, 1978
- Konishiroku Photo Industry Co., Ltd.
- Yasumasa Numata
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY