Sadayasu Ishikawa

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Silver halide photographic emulsion
- Patent number 6,623,917
- Issue date Sep 23, 2003
- Konica Corporation
- Katsuhiko Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide emulsion and silver halide color photographic material
- Patent number 6,432,626
- Issue date Aug 13, 2002
- Konica Corporation
- Hideo Sugimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide emulsion
- Patent number 6,395,464
- Issue date May 28, 2002
- Konica Corporation
- Katsuhiko Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide emulsion
- Patent number 6,245,498
- Issue date Jun 12, 2001
- Konica Corporation
- Katsuhiko Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of preparing silver halide emulsion
- Patent number 6,171,738
- Issue date Jan 9, 2001
- Konica Corporation
- Hiroshi Takada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide emulsion and silver halide color photographic materia...
- Patent number 6,120,980
- Issue date Sep 19, 2000
- Konica Corporation
- Hiromoto Ii
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide emulsion, preparation method thereof and silver halid...
- Patent number 6,080,537
- Issue date Jun 27, 2000
- Konica Corporation
- Hideo Sugimoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide light sensitive photographic material
- Patent number 5,906,914
- Issue date May 25, 1999
- Konica Corporation
- Kumiko Taguchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide color photographic light-sensitive material
- Patent number 5,744,296
- Issue date Apr 28, 1998
- Konica Corporation
- Sadayasu Ishikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide color photographic light-sensitive material
- Patent number H1594
- Issue date Sep 3, 1996
- Konica Corporation
- Tadanobu Sekiya
- 430 - Radiation imagery chemistry: process, composition, or product thereof
Information Patent Grant
Silver halide emulsion and process for its preparation
- Patent number 5,523,202
- Issue date Jun 4, 1996
- Konica Corporation
- Hirofumi Ohtani
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photographic emulsion and silver halide photographic...
- Patent number 5,460,936
- Issue date Oct 24, 1995
- Konica Corporation
- Toshiya Kondo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photographic emulsion and silver halide photographic...
- Patent number 5,380,640
- Issue date Jan 10, 1995
- Konica Corporation
- Toshiya Kondo
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photographic emulsion
- Patent number 5,372,975
- Issue date Dec 13, 1994
- Konica Corporation
- Sadayasu Ishikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photographic light-sensitive material
- Patent number 5,362,618
- Issue date Nov 8, 1994
- Konica Corporation
- Sadayasu Ishikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photographic light-sensitive material
- Patent number 5,358,842
- Issue date Oct 25, 1994
- Konica Corporation
- Shigetami Kasai
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photographic emulsion and silver halide color photogr...
- Patent number 5,273,871
- Issue date Dec 28, 1993
- Konica Corporation
- Hiroshi Takada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Silver halide photographic emulsion
- Patent number 4,963,467
- Issue date Oct 16, 1990
- Konica Corporation
- Sadayasu Ishikawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents

Information Patent Application
Silver halide photographic emulsion
- Publication number 20030064333
- Publication date Apr 3, 2003
- Katsuhiko Suzuki
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Sadayasu Ishikawa

Person

Patents Grantslast 30 patents

Silver halide photographic emulsion

Silver halide emulsion and silver halide color photographic material

Silver halide emulsion

Silver halide emulsion

Method of preparing silver halide emulsion

Silver halide emulsion and silver halide color photographic materia...

Silver halide emulsion, preparation method thereof and silver halid...

Silver halide light sensitive photographic material

Silver halide color photographic light-sensitive material

Silver halide color photographic light-sensitive material

Silver halide emulsion and process for its preparation

Silver halide photographic emulsion and silver halide photographic...

Silver halide photographic emulsion and silver halide photographic...

Silver halide photographic emulsion

Silver halide photographic light-sensitive material

Silver halide photographic light-sensitive material

Silver halide photographic emulsion and silver halide color photogr...

Silver halide photographic emulsion

Patents Applicationslast 30 patents

Silver halide photographic emulsion