Masayoshi Mayama

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Hachioji, JP

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Patents Grantslast 30 patents

Information Patent Grant
Photographic films
- Patent number 4,255,515
- Issue date Mar 10, 1981
- Konishiroku Photo Industry Co., Ltd.
- Toshiaki Shibue
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of undercoating treatment of polyester films for photographi...
- Patent number 4,229,523
- Issue date Oct 21, 1980
- Konishiroku Photo Industry Co., Ltd.
- Hideyasu Ohta
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light-sensitive silver halide photographic materials
- Patent number 4,148,644
- Issue date Apr 10, 1979
- Konishiroku Photo Industry Co., Ltd.
- Hideyasu Ohta
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for subbing photographic hydrophobic films
- Patent number 4,128,426
- Issue date Dec 5, 1978
- Konishiroku Photo Industry Co., Ltd.
- Hideyasu Ohta
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light-sensitive silver halide photographic materials containing ant...
- Patent number 4,118,231
- Issue date Oct 3, 1978
- Konishiroku Photo Industry Co., Ltd.
- Masayoshi Mayama
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...