Atsuaki Arai

Person

Minami-ashigara, JA

People

Patents Grantslast 30 patents

Information Patent Grant
Two-equivalent magenta couplers with amido coupling-off groups
- Patent number 4,040,835
- Issue date Aug 9, 1977
- Fuji Photo Film Co., Ltd.
- Atsuaki Arai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Silver halide emulsion containing two-equivalent coupler
- Patent number 4,040,836
- Issue date Aug 9, 1977
- Fuji Photo Film Co., Ltd.
- Atsuaki Arai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Silver halide emulsion containing two-equivalent magenta coupler
- Patent number 4,032,346
- Issue date Jun 28, 1977
- Fuji Photo Film Co., Ltd.
- Nobuo Furutachi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Silver halide material containing a yellow color-forming coupler
- Patent number 4,029,508
- Issue date Jun 14, 1977
- Fuji Photo Film Co., Ltd.
- Mitsugu Tanaka
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process of forming color photographic images
- Patent number 4,021,238
- Issue date May 3, 1977
- Fuji Photo Film Co., Ltd.
- Jun Hayashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
4-Piperidino-5-oxo-2-pyrazolines
- Patent number 4,021,428
- Issue date May 3, 1977
- Fuji Photo Film Co., Ltd.
- Nobuo Furutachi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide color photographic materials
- Patent number 4,009,038
- Issue date Feb 22, 1977
- Fuji Photo Film Co., Ltd.
- Atsuaki Arai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color photographic light sensitive element and method of forming co...
- Patent number 3,990,896
- Issue date Nov 9, 1976
- Fuji Photo Film Co., Ltd.
- Atsuaki Arai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for producing 3-anilino-5-pyrazolones
- Patent number 3,979,412
- Issue date Sep 7, 1976
- Fuji Photo Film Co., Ltd.
- Atsuaki Arai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Multilayer color photographic materials
- Patent number 3,961,960
- Issue date Jun 8, 1976
- Fuji Photo Film Co., Ltd.
- Keisuke Shiba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
4-Pyridinio-5-pyrazolone salts, process for their preparation and t...
- Patent number 3,956,339
- Issue date May 11, 1976
- Fuji Photo Film Co., Ltd.
- Nobuo Furutachi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide color photographic materials containing 3-anilino-5-p...
- Patent number 3,935,015
- Issue date Jan 27, 1976
- Fuji Photo Film Co., Ltd.
- Atsuaki Arai
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
1,4-Bis(2-isopropyl-6-methylanilino)anthraquinone and a polyethylen...
- Patent number 3,933,502
- Issue date Jan 20, 1976
- Fuji Photo Film Co., Ltd.
- Atsuaki Arai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for preparing of .beta.-anilino-.beta.-hydrazinoacrylates
- Patent number 3,933,874
- Issue date Jan 20, 1976
- Fuji Photo Film Co., Ltd.
- Atsuaki Arai
- C07 - ORGANIC CHEMISTRY

Atsuaki Arai

Person

Patents Grantslast 30 patents

Two-equivalent magenta couplers with amido coupling-off groups

Silver halide emulsion containing two-equivalent coupler

Silver halide emulsion containing two-equivalent magenta coupler

Silver halide material containing a yellow color-forming coupler

Process of forming color photographic images

4-Piperidino-5-oxo-2-pyrazolines

Silver halide color photographic materials

Color photographic light sensitive element and method of forming co...

Process for producing 3-anilino-5-pyrazolones

Multilayer color photographic materials

4-Pyridinio-5-pyrazolone salts, process for their preparation and t...

Silver halide color photographic materials containing 3-anilino-5-p...

1,4-Bis(2-isopropyl-6-methylanilino)anthraquinone and a polyethylen...

Method for preparing of .beta.-anilino-.beta.-hydrazinoacrylates