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Nara-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Color image forming apparatus
Patent number
7,010,245
Issue date
Mar 7, 2006
Sharp Kabushiki Kaisha
Yuriko Shindoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoreceptor and production method thereof
Patent number
6,869,740
Issue date
Mar 22, 2005
Sharp Kabushiki Kaisha
Yuriko Shindoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Color image forming apparatus
Patent number
6,862,418
Issue date
Mar 1, 2005
Sharp Kabushiki Kaisha
Kazushige Morita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Film defect inspection method for a film formed on a substrate
Patent number
6,717,677
Issue date
Apr 6, 2004
Sharp Kabushiki Kaisha
Sayaka Fujita
G01 - MEASURING TESTING
Information
Patent Grant
Test method and control method for coating liquid for electrophotog...
Patent number
6,573,105
Issue date
Jun 3, 2003
Sharp Kabushiki Kaisha
Tomoko Kanazawa
G01 - MEASURING TESTING
Information
Patent Grant
Electrophotographic photosensitive element and manufacturing method...
Patent number
6,265,123
Issue date
Jul 24, 2001
Sharp Kabushiki Kaisha
Mikio Kakui
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoreceptor, process for production thereof,...
Patent number
6,136,484
Issue date
Oct 24, 2000
Sharp Kabushiki Kaisha
Satoshi Katayama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic photoconductor and a method for manufacturing t...
Patent number
5,391,448
Issue date
Feb 21, 1995
Sharp Kabushiki Kaisha
Satoshi Katayama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
1,2,4,5-benzoylenebis(naphtho[1,8-de]pyrimidine) compounds and thei...
Patent number
5,116,706
Issue date
May 26, 1992
Sharp Kabushiki Kaisha
Yoshimi Kojima
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Apparatus for the production of photoconductive components for use...
Patent number
4,964,366
Issue date
Oct 23, 1990
Sharp Kabushiki Kaisha
Makoto Kurokawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
1,2,4,5-benzoylenebis(anthraquinone[1,2-d]imidazole) compounds and...
Patent number
4,963,451
Issue date
Oct 16, 1990
Sharp Kabushiki Kaisha
Satoshi Katayama
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
1,2,4,5-benzoylenebis(anthraquinone[1,2-d]imidazole) compounds
Patent number
4,908,457
Issue date
Mar 13, 1990
Sharp Kabushiki Kaisha
Satoshi Katayama
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
Color image forming apparatus
Publication number
20030207189
Publication date
Nov 6, 2003
Yuriko Shindoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Color image forming apparatus
Publication number
20030206754
Publication date
Nov 6, 2003
Kazushige Morita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Electrophotographic photoreceptor and production method thereof
Publication number
20030148199
Publication date
Aug 7, 2003
Sharp Kabushiki Kaisha
Yuriko Shindoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Film defect inspection method for a film formed on a substrate
Publication number
20030035110
Publication date
Feb 20, 2003
Sharp Kabushiki Kaisha
Sayaka Fujita
G01 - MEASURING TESTING