Hiroshi Hayakawa

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Kanagawa, JP

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Patents Grantslast 30 patents

Information Patent Grant
Darkroom illumination equipment
- Patent number 6,142,647
- Issue date Nov 7, 2000
- Fuji Photo Film Co., Ltd.
- Hiroshi Hayakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photographic light-sensitive material
- Patent number 5,447,820
- Issue date Sep 5, 1995
- Fuji Photo Film Co., Ltd.
- Hiroshi Hayakawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Development of silver halide photosensitive material and developer
- Patent number 5,356,761
- Issue date Oct 18, 1994
- Fuji Photo Film Co., Ltd.
- Kiyoshi Morimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of processing silver halide photographic material and compos...
- Patent number 5,342,741
- Issue date Aug 30, 1994
- Fuji Photo Film Co., Ltd.
- Kiyoshi Morimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for preparing carboxyalkyl-substituted hydroxylamine
- Patent number 5,110,985
- Issue date May 5, 1992
- Fuji Photo Film Co., Ltd.
- Hiroshi Hayakawa
- C07 - ORGANIC CHEMISTRY