Katsuaki Iwaosa

Person

Nagaokakyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Silver halide photographic light sensitive material
- Patent number 4,910,129
- Issue date Mar 20, 1990
- Mitsubishi Paper Mills, Ltd.
- Yoshiya Takahashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photosensitive materials
- Patent number 4,892,812
- Issue date Jan 9, 1990
- Mitsubishi Paper Mills, Ltd.
- Isao Kohmura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photographic emulsion containing predominantly silver...
- Patent number 4,863,843
- Issue date Sep 5, 1989
- Mitsubishi Paper Mills, Ltd.
- Masao Okushima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photographic emulsion
- Patent number 4,818,676
- Issue date Apr 4, 1989
- Mitsubishi Paper Mills, Ltd.
- Susumu Baba
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photographic emulsion
- Patent number 4,666,827
- Issue date May 19, 1987
- Mitsubishi Paper Mills, Ltd.
- Seiichi Sumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photosensitive materials
- Patent number 4,420,554
- Issue date Dec 13, 1983
- Mitsubishi Paper Mills, Ltd.
- Minoru Ohashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Silver halide photographic photosensitive material
- Patent number 4,416,977
- Issue date Nov 22, 1983
- Mitsubishi Paper Mills, Ltd.
- Minoru Ohashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Novel hardener for gelatin and method for hardening gelatin
- Patent number 4,376,818
- Issue date Mar 15, 1983
- Mitsubishi Paper Mills, Ltd.
- Minoru Ohashi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Silver halide photographic materials
- Patent number 4,335,200
- Issue date Jun 15, 1982
- Mitsubishi Paper Mills, Ltd.
- Minoru Ohashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic elements containing novel developing agent precursors
- Patent number 4,330,617
- Issue date May 18, 1982
- Mitsubishi Paper Mills, Ltd.
- Minoru Ohashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Hardener-incorporated gelatin composition
- Patent number 4,254,217
- Issue date Mar 3, 1981
- Mitsubishi Paper Mills, Ltd.
- Minoru Ohashi
- C07 - ORGANIC CHEMISTRY

Katsuaki Iwaosa

Person

Patents Grantslast 30 patents

Silver halide photographic light sensitive material

Silver halide photosensitive materials

Silver halide photographic emulsion containing predominantly silver...

Silver halide photographic emulsion

Silver halide photographic emulsion

Silver halide photosensitive materials

Silver halide photographic photosensitive material

Novel hardener for gelatin and method for hardening gelatin

Silver halide photographic materials

Photographic elements containing novel developing agent precursors

Hardener-incorporated gelatin composition