Nagao Kameji

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Ashigara, JA

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Patents Grantslast 30 patents

Information Patent Grant
Gelatin hardening agents
- Patent number 4,096,137
- Issue date Jun 20, 1978
- Fuji Photo Film Co., Ltd.
- Hidefumi Sera
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of hardening gelatin
- Patent number 4,066,636
- Issue date Jan 3, 1978
- Fuji Photo Film Co., Ltd.
- Hidefumi Sera
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Layers used to prevent reticulation in photographic elements
- Patent number 4,056,396
- Issue date Nov 1, 1977
- Fuji Photo Film Co., Ltd.
- Ikutaro Horie
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for hardening gelatin
- Patent number 4,052,373
- Issue date Oct 4, 1977
- Fuji Photo Film Co., Ltd.
- Hidefumi Sera
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of hardening gelatin using sulfonyl compounds
- Patent number 4,028,320
- Issue date Jun 7, 1977
- Fujii Photo Film Co., Ltd.
- Hidefumi Sera
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photographic light-sensitive material
- Patent number 4,013,472
- Issue date Mar 22, 1977
- Fuji Photo Film Co., Ltd.
- Ikutaro Horie
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY