Yasuo Shigemitsu

Person

Saitama, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Process of forming super high-contrast negative images and silver h...
- Patent number 5,766,833
- Issue date Jun 16, 1998
- Dainippon Ink & Chemicals Inc.
- Kiyoshi Suematsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process of forming super high-contrast negative images and silver h...
- Patent number 5,683,854
- Issue date Nov 4, 1997
- Dainippon Ink & Chemicals Inc.
- Kiyoshi Suematsu
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process of forming super high-contrast negative images and silver h...
- Patent number 5,460,919
- Issue date Oct 24, 1995
- Dainippon Ink and Chemicals, Inc.
- Naoki Obi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process of forming super high-contrast negative images and silver h...
- Patent number 5,372,911
- Issue date Dec 13, 1994
- Dainippon Ink and Chemicals, Inc.
- Naoki Obi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Direct positive silver halide photographic material and method for...
- Patent number 5,362,621
- Issue date Nov 8, 1994
- Dainippon Ink and Chemicals, Inc.
- Naoki Obi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
High-contrast image forming process
- Patent number 5,284,733
- Issue date Feb 8, 1994
- Dainippon Ink and Chemicals, Inc.
- Yasuhiko Kojima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer for light-sensitive material
- Patent number 5,275,915
- Issue date Jan 4, 1994
- Dainippon Ink and Chemicals, Inc.
- Yasuhiko Kojima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Superhigh contrast negative image forming process
- Patent number 5,217,842
- Issue date Jun 8, 1993
- Dainippon Ink & Chemical, Inc.
- Yasuhiko Kojima
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photographic lith material
- Patent number 4,724,196
- Issue date Feb 9, 1988
- Tadao Shoji
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Yasuo Shigemitsu

Person

Patents Grantslast 30 patents

Process of forming super high-contrast negative images and silver h...

Process of forming super high-contrast negative images and silver h...

Process of forming super high-contrast negative images and silver h...

Process of forming super high-contrast negative images and silver h...

Direct positive silver halide photographic material and method for...

High-contrast image forming process

Developer for light-sensitive material

Superhigh contrast negative image forming process

Silver halide photographic lith material