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Masakazu Tanaka
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Kobe-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Developing roller for electrophotographic image forming
Patent number
8,670,700
Issue date
Mar 11, 2014
Sumitomo Rubber Industries, Ltd.
Kenichi Kuroda
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Conductive roller which is mounted on an image-forming mechanism of...
Patent number
8,023,869
Issue date
Sep 20, 2011
Sumitomo Rubber Industries, Ltd.
Yoshihisa Mizumoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Conductive belt, method of producing same, and image-forming appara...
Patent number
7,740,778
Issue date
Jun 22, 2010
Sumitomo Rubber Industries, Ltd.
Masakazu Tanaka
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Method of manufacturing laminated seamless belt and laminated seaml...
Patent number
7,713,458
Issue date
May 11, 2010
Sumitomo Rubber Industries, Ltd.
Masakazu Tanaka
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Conductive member for image-forming apparatus
Patent number
7,641,973
Issue date
Jan 5, 2010
SUMITOMO RUBBER INDUSTRIES, LTD.
Takayuki Hattori
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Flame-retardant seamless belt, method of manufacturing flame-retard...
Patent number
7,153,897
Issue date
Dec 26, 2006
Sumitomo Rubber Industries, Ltd.
Masakazu Tanaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Conductive belt
Patent number
7,150,908
Issue date
Dec 19, 2006
Sumitomo Rubber Industries, Ltd.
Katsumi Terakawa
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Method of manufacturing laminated seamless belt and laminated seaml...
Patent number
7,144,621
Issue date
Dec 5, 2006
Sumitomo Rubber Industries, Ltd.
Masakazu Tanaka
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Grant
Pavement, a paving material and methods of producing said pavement...
Patent number
5,403,117
Issue date
Apr 4, 1995
Sumitomo Rubber Industries, Ltd.
Hideyuki Okuyama
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Patents Applications
last 30 patents
Information
Patent Application
DEVELOPING ROLLER
Publication number
20130089362
Publication date
Apr 11, 2013
Kenichi KURODA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CONDUCTIVE ROLLER
Publication number
20100172675
Publication date
Jul 8, 2010
Yoshihisa MIZUMOTO
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Conductive belt, method of producing same, and image-forming appara...
Publication number
20080038658
Publication date
Feb 14, 2008
Sumitomo Rubber Industries, Ltd.
Masakazu Tanaka
B82 - NANO-TECHNOLOGY
Information
Patent Application
Method of manufacturing laminated seamless belt and laminated seaml...
Publication number
20070062635
Publication date
Mar 22, 2007
Masakazu Tanaka
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Method of manufacturing laminated seamless belt and laminated seaml...
Publication number
20050095444
Publication date
May 5, 2005
Masakazu Tanaka
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Flame-retardant seamless belt, method of manufacturing flame-retard...
Publication number
20040143042
Publication date
Jul 22, 2004
Masakazu Tanaka
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Application
Conductive member for image-forming apparatus
Publication number
20040105983
Publication date
Jun 3, 2004
Takayuki Hattori
B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information
Patent Application
Conductive belt
Publication number
20040013863
Publication date
Jan 22, 2004
Katsumi Terakawa
B32 - LAYERED PRODUCTS