Hideo Akamatsu

Person

Hachioji, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Silver halide photographic emulsion materials
- Patent number 5,306,611
- Issue date Apr 26, 1994
- Konica Corporation
- Toshihiko Yagi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for manufacturing silver halide color photographic light se...
- Patent number H1167
- Issue date Apr 6, 1993
- Konica Corp.
- Kuniaki Uezawa
- 430 - Radiation imagery chemistry: process, composition, or product thereof
Information Patent Grant
Silver halide color photographic light sensitive material
- Patent number 4,977,069
- Issue date Dec 11, 1990
- Konishiroku Photo Industry Co., Ltd.
- Toshifumi Iijima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide grains, preparation thereof and light-sensitive photo...
- Patent number 4,917,996
- Issue date Apr 17, 1990
- Konishiroku Photo Industry Co., Ltd.
- Syoji Matsuzaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photographic material that is resistant to fogging du...
- Patent number 4,871,658
- Issue date Oct 3, 1989
- Konishiroku Photo Industry Co., Ltd.
- Eiichi Sakamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide grains for light-sensitive photographic material havi...
- Patent number 4,775,615
- Issue date Oct 4, 1988
- Konishiroku Photo Industry Co., Ltd.
- Syoji Matsuzaka
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photographic light-sensitive material
- Patent number 4,692,400
- Issue date Sep 8, 1987
- Konishiroku Photo Industry Co., Ltd.
- Kenji Kumashiro
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Hideo Akamatsu

Person

Patents Grantslast 30 patents

Silver halide photographic emulsion materials

Process for manufacturing silver halide color photographic light se...

Silver halide color photographic light sensitive material

Silver halide grains, preparation thereof and light-sensitive photo...

Silver halide photographic material that is resistant to fogging du...

Silver halide grains for light-sensitive photographic material havi...

Silver halide photographic light-sensitive material