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SHIRO NARIKAWA
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KASHIHARA-SHI, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Control apparatus, image reading apparatus, image forming apparatus...
Patent number
8,780,407
Issue date
Jul 15, 2014
Sharp Kabushiki Kaisha
Atsuhisa Morimoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image forming apparatus
Patent number
7,386,242
Issue date
Jun 10, 2008
Sharp Kabushiki Kaisha
Toshiki Takiguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Method for adding hydrophilic groups to the surface of particles
Patent number
6,491,976
Issue date
Dec 10, 2002
Sharp Kabushiki Kaisha
Takahiro Horiuchi
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Grant
Recording medium including liquid crystal layer
Patent number
6,424,387
Issue date
Jul 23, 2002
Sharp Kabushiki Kaisha
Eiji Sato
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Information recording device
Patent number
6,269,225
Issue date
Jul 31, 2001
Sharp Kabushiki Kaisha
Eiji Sato
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Image forming apparatus selectively charging toner using doctor blade
Patent number
6,049,345
Issue date
Apr 11, 2000
Sharp Kabushiki Kaisha
Yukihito Nishio
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Liquid crystal light valve with photoconductor including light abso...
Patent number
5,602,659
Issue date
Feb 11, 1997
Sharp Kabushiki Kaisha
Katsumi Adachi
G02 - OPTICS
Information
Patent Grant
Charging device
Patent number
5,592,263
Issue date
Jan 7, 1997
Gunze Limited
Katsumi Adachi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
5,532,796
Issue date
Jul 2, 1996
Sharp Kabushiki Kaisha
Shiro Narikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of fabricating photoconductor coupled liquid crystal light v...
Patent number
5,324,549
Issue date
Jun 28, 1994
Sharp Kabushiki Kaisha
Takashi Hayakawa
G02 - OPTICS
Information
Patent Grant
Liquid crystal light valve with amorphous silicon photoconductor of...
Patent number
5,239,397
Issue date
Aug 24, 1993
Sharp Kabushiki
Takashi Hayakawa
G02 - OPTICS
Information
Patent Grant
Photosensitive member for electrophotography
Patent number
5,100,749
Issue date
Mar 31, 1992
Sharp Kabushiki Kaisha
Shiro Narikawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Amorphous, layered, photosensitive member for electrophotography an...
Patent number
5,085,968
Issue date
Feb 4, 1992
Sharp Kabushiki Kaisha
Takashi Hayakawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photosensitive member for electrophotography and process for making...
Patent number
5,057,391
Issue date
Oct 15, 1991
Sharp Kabushiki Kaisha
Takashi Hayakawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photosensitive member for electrophotography having amorphous silicon
Patent number
5,009,977
Issue date
Apr 23, 1991
Sharp Kabushiki Kaisha
Takashi Hayakawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic image formation apparatus with two bias voltage...
Patent number
4,994,855
Issue date
Feb 19, 1991
Sharp Kabushiki Kaisha
Kunio Ohashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photosensitive member comprising amorphous silicon
Patent number
4,992,348
Issue date
Feb 12, 1991
Sharp Kabushiki Kaisha
Takashi Hayakawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photosensitive member for electrophotography
Patent number
4,990,423
Issue date
Feb 5, 1991
Sharp Kabushiki Kaisha
Takashi Hayakawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Amorphous silicon photosensitive member for use in electrophotography
Patent number
4,971,878
Issue date
Nov 20, 1990
Sharp Kabushiki Kaisha
Takashi Hayakawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Amorphous silicon photoreceptor
Patent number
4,943,503
Issue date
Jul 24, 1990
Sharp Kabushiki Kaisha
Hideo Nojima
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photoreceptor for electrophotography with a-Si layers having a grad...
Patent number
4,853,309
Issue date
Aug 1, 1989
Sharp Kabushiki Kaisha
Takashi Hayakawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of manufacturing an amorphous Si electrophotographic photore...
Patent number
4,666,816
Issue date
May 19, 1987
Sharp Kabushiki Kaisha
Yoshimi Kojima
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Plasma CVD apparatus for making photoreceptor drum
Patent number
4,615,299
Issue date
Oct 7, 1986
Sharp Kabushiki Kaisha
Toshiro Matsuyama
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Patents Applications
last 30 patents
Information
Patent Application
CONTROL APPARATUS, IMAGE READING APPARATUS, IMAGE FORMING APPARATUS...
Publication number
20100271646
Publication date
Oct 28, 2010
Atsuhisa Morimoto
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Image forming apparatus
Publication number
20060140654
Publication date
Jun 29, 2006
Toshiki Takiguchi
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
METHOD FOR ADDING HYDROPHILIC GROUPS TO THE SURFACE OF PARTICLES
Publication number
20010046556
Publication date
Nov 29, 2001
TAKAHIRO HORIUCHI
B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
Information
Patent Application
Information recording device
Publication number
20010008582
Publication date
Jul 19, 2001
Sharp Kabushiki Kaisha
Eiji Sato
G02 - OPTICS