Jiro Takahashi

Person

Tokyo, JP

People

Patents Grantslast 30 patents

Information Patent Grant
Mono-dispersed irregular-shaped fine polymer particles
- Patent number 5,601,923
- Issue date Feb 11, 1997
- Konica Corporation
- Mikio Koyama
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner for developing latent electrostatic image
- Patent number 5,116,713
- Issue date May 26, 1992
- Konica Corporation
- Masafumi Uchida
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrostatic-image developing polyester toner with release agent
- Patent number 5,047,305
- Issue date Sep 10, 1991
- Konica Corporation
- Masafumi Uchida
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Electrostatic latent image developer with toner particles surface t...
- Patent number 5,021,317
- Issue date Jun 4, 1991
- Konica Corporation
- Akitoshi Matsubara
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Developer composition for developing electrostatic image and toner...
- Patent number 4,960,664
- Issue date Oct 2, 1990
- Konishiroku Photo Industry Co., Ltd.
- Hiroyuki Yamada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner for developing electrostatic latent image and method for deve...
- Patent number 4,943,507
- Issue date Jul 24, 1990
- Konishiroku Photo Industry Co., Ltd.
- Jiro Takahashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Polyester toner with antioxidant for development of electrostatic l...
- Patent number 4,935,327
- Issue date Jun 19, 1990
- Konica Corporation
- Yoshio Takizawa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Process for developing latent electrostatic image using toner conta...
- Patent number 4,877,704
- Issue date Oct 31, 1989
- Konishiroku Photo Industry Co., Ltd.
- Hiroyuki Takagiwa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Heat fusible toners for developing electrostatic images
- Patent number 4,770,969
- Issue date Sep 13, 1988
- Konishiroku Photo Industry Co., Ltd.
- Meizo Shirose
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Carrier for developing electrostatic image
- Patent number 4,725,521
- Issue date Feb 16, 1988
- Konishiroku Photo Industry Co., Ltd.
- Kunio Shigeta
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner for developing electrostatic latent image
- Patent number 4,693,952
- Issue date Sep 15, 1987
- Konishiroku Photo Industry Co., Ltd.
- Fumio Koizumi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner for developing electrostatic latent image
- Patent number 4,652,509
- Issue date Mar 24, 1987
- Konishiroku Photo Industry Co., Ltd.
- Meizo Shirose
- C01 - INORGANIC CHEMISTRY
Information Patent Grant
Image forming process for electrophotography
- Patent number 4,637,973
- Issue date Jan 20, 1987
- Konishiroku Photo Industry Co., Ltd.
- Kunio Shigeta
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Image forming process with magnetic brush development
- Patent number 4,614,700
- Issue date Sep 30, 1986
- Konishiroku Photo Industry Co., Ltd.
- Yoko Yamamoto
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method of fixing toner image
- Patent number 4,579,802
- Issue date Apr 1, 1986
- Konishiroku Photo Industry Co. Ltd.
- Ken-ichi Kishi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Toner for development of electrostatic image containing binder resi...
- Patent number 4,557,991
- Issue date Dec 10, 1985
- Konishiroku Photo Industry Co., Ltd.
- Hiroyuki Takagiwa
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Disazo photoreceptors for electrophotography
- Patent number 4,537,847
- Issue date Aug 27, 1985
- Konishiroku Photo Industry Co., Ltd.
- Jiro Takahashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Method for the formation of images
- Patent number 4,514,486
- Issue date Apr 30, 1985
- Konishiroku Photo Industry Co., Ltd.
- Meizo Shirose
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotographic substituted p,p'-bisazo diphenyl acrylonitrile...
- Patent number 4,495,261
- Issue date Jan 22, 1985
- Konishiroku Photo Industry Co., Ltd.
- Jiro Takahashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Electrophotosensitive receptor with trisazo compound
- Patent number 4,426,432
- Issue date Jan 17, 1984
- Konishiroku Photo Industry Co., Ltd.
- Kiyoshi Sawada
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Formation of color photographic image with azo dye containing alkox...
- Patent number 4,425,422
- Issue date Jan 10, 1984
- Konishiroku Photo Industry Co., Ltd.
- Tawara Komamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic element with reducible metal complex that releases pho...
- Patent number 4,421,846
- Issue date Dec 20, 1983
- Konishiroku Photo Industry Co., Ltd.
- Satoru Ikeuchi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic light-sensitive element with nitrophyenylazo metal com...
- Patent number 4,416,979
- Issue date Nov 22, 1983
- Konishiroku Photo Industry Co., Ltd.
- Jiro Takahashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic light sensitive element
- Patent number 4,368,260
- Issue date Jan 11, 1983
- Konishiroku Photo Industry Co., Ltd.
- Tawara Komamura
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light-sensitive photographic element comprising a magenta image dye...
- Patent number 4,256,831
- Issue date Mar 17, 1981
- Konishiroku Photo Industry Co., Ltd.
- Masaru Kanbe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Light-sensitive photographic element comprising a cyan image dye-pr...
- Patent number 4,247,629
- Issue date Jan 27, 1981
- Konishiroku Photo Industry Co., Ltd.
- Masaru Kanbe
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
2-Sulfamoyl-5-sulfamido-1-naphthols
- Patent number 4,225,708
- Issue date Sep 30, 1980
- Konishiroku Photo Industry Co., Ltd.
- Masaru Kanbe
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Color diffusion transfer photographic elements
- Patent number 4,149,892
- Issue date Apr 17, 1979
- Konishiroku Photo Industry Co., Ltd.
- Hidetaka Deguchi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Color diffusion transfer process using benzyl alcohol and derivativ...
- Patent number 4,123,330
- Issue date Oct 31, 1978
- Konishiroku Photo Industry Co., Ltd.
- Jiro Takahashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color diffusion transfer process employing phosphoramides
- Patent number 4,115,117
- Issue date Sep 19, 1978
- Konishiroku Photo Industry Co., Ltd.
- Jiro Takahashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Jiro Takahashi

Person

Patents Grantslast 30 patents

Mono-dispersed irregular-shaped fine polymer particles

Toner for developing latent electrostatic image

Electrostatic-image developing polyester toner with release agent

Electrostatic latent image developer with toner particles surface t...

Developer composition for developing electrostatic image and toner...

Toner for developing electrostatic latent image and method for deve...

Polyester toner with antioxidant for development of electrostatic l...

Process for developing latent electrostatic image using toner conta...

Heat fusible toners for developing electrostatic images

Carrier for developing electrostatic image

Toner for developing electrostatic latent image

Toner for developing electrostatic latent image

Image forming process for electrophotography

Image forming process with magnetic brush development

Method of fixing toner image

Toner for development of electrostatic image containing binder resi...

Disazo photoreceptors for electrophotography

Method for the formation of images

Electrophotographic substituted p,p'-bisazo diphenyl acrylonitrile...

Electrophotosensitive receptor with trisazo compound

Formation of color photographic image with azo dye containing alkox...

Photographic element with reducible metal complex that releases pho...

Photographic light-sensitive element with nitrophyenylazo metal com...

Photographic light sensitive element

Light-sensitive photographic element comprising a magenta image dye...

Light-sensitive photographic element comprising a cyan image dye-pr...

2-Sulfamoyl-5-sulfamido-1-naphthols

Color diffusion transfer photographic elements

Color diffusion transfer process using benzyl alcohol and derivativ...

Color diffusion transfer process employing phosphoramides