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Masaru Tanaka
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Kanagawa-ken, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Disease diagnostic apparatus, image processing method in the same a...
Patent number
10,055,844
Issue date
Aug 21, 2018
Casio Computer Co., Ltd.
Akira Hamada
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Disease diagnostic apparatus, image processing method in the same a...
Patent number
9,836,836
Issue date
Dec 5, 2017
Casio Computer Co., Ltd.
Akira Hamada
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Disease diagnostic apparatus, image processing method in the same a...
Patent number
9,818,183
Issue date
Nov 14, 2017
Casio Computer Co., Ltd.
Akira Hamada
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Cooling a recording medium using an eddy air flow
Patent number
8,301,069
Issue date
Oct 30, 2012
Fuji Xerox Co., Ltd.
Michinori Matsui
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Image forming process and image forming apparatus
Patent number
7,177,555
Issue date
Feb 13, 2007
Ricoh Company, Ltd.
Bing Shu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Pelvis correction apparatus
Patent number
7,060,046
Issue date
Jun 13, 2006
Masaru Tanaka
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Image forming apparatus
Patent number
6,898,383
Issue date
May 24, 2005
Ricoh Company, Ltd.
Mayumi Ohori
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having a sensor for sensing an amount of re...
Patent number
6,628,903
Issue date
Sep 30, 2003
Ricoh Company, Ltd.
Mayumi Ohori
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image-forming apparatus having a seal for a developer and a method...
Patent number
6,266,501
Issue date
Jul 24, 2001
Ricoh Company, Ltd.
Haruji Mizuishi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus with a voltage applying unit for image tran...
Patent number
6,160,969
Issue date
Dec 12, 2000
Ricoh Company, Ltd.
Kouji Ishigaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus with improved toner density control
Patent number
6,148,161
Issue date
Nov 14, 2000
Ricoh Company, Ltd.
Noriyuki Usui
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having detachable transfer roller and disch...
Patent number
6,144,822
Issue date
Nov 7, 2000
Ricoh Company, Ltd.
Toshitaka Yamaguchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having a sensor for sensing an amount of re...
Patent number
6,144,811
Issue date
Nov 7, 2000
Ricoh Company
Mayumi Ohori
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and method for controlling charging and dev...
Patent number
6,128,449
Issue date
Oct 3, 2000
Ricoh Company, Ltd.
Hideki Zenba
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image bearing member and method of manufacturing the member and ima...
Patent number
6,097,914
Issue date
Aug 1, 2000
Ricoh Company, Ltd.
Masaru Tanaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotographic image forming apparatus
Patent number
6,085,062
Issue date
Jul 4, 2000
Ricoh Company, Ltd.
Haruji Mizuishi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and method for obtaining appropriate toner...
Patent number
6,055,388
Issue date
Apr 25, 2000
Ricoh Company, Ltd.
Shigeru Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming method and apparatus for controlling amount of suppli...
Patent number
6,006,050
Issue date
Dec 21, 1999
Ricoh Company, Ltd.
Shigeru Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and method for automatically adjusting tone...
Patent number
5,915,143
Issue date
Jun 22, 1999
Ricoh Company, Ltd.
Shigeru Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming device with improved mixing of circulated developer w...
Patent number
5,887,224
Issue date
Mar 23, 1999
Ricoh Company, Ltd.
Haruji Mizuishi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
5,815,767
Issue date
Sep 29, 1998
Ricoh Company, Ltd.
Akio Kutsuwada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus
Patent number
5,678,125
Issue date
Oct 14, 1997
Ricoh Company, Ltd.
Akio Kutsuwada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Apparatus and method for cleaning rollers in image formers
Patent number
5,608,499
Issue date
Mar 4, 1997
Ricoh Company, Ltd.
Masaru Tanaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Paper sheet counting machine
Patent number
5,545,882
Issue date
Aug 13, 1996
Suzuyoshi Corporation
Masaru Tanaka
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method of and system for cleaning roller members
Patent number
5,532,795
Issue date
Jul 2, 1996
Ricoh Company, Ltd.
Kenzo Tatsumi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Helical scan type playback apparatus for video data recorded on mag...
Patent number
5,381,238
Issue date
Jan 10, 1995
Victor Company of Japan, Ltd.
Yasuomi Namiki
G11 - INFORMATION STORAGE
Information
Patent Grant
Cleaning device for image forming equipment
Patent number
5,321,483
Issue date
Jun 14, 1994
Ricoh Company, Ltd.
Masato Yokoyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Helical scan type playback apparatus for video data recorded on mag...
Patent number
5,223,941
Issue date
Jun 29, 1993
Victor Company of Japan, Ltd.
Yasuomi Namiki
G11 - INFORMATION STORAGE
Information
Patent Grant
Developing apparatus
Patent number
5,109,254
Issue date
Apr 28, 1992
Ricoh Company, Ltd.
Seiji Oka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Toner supply device for electrophotographic equipment
Patent number
5,077,584
Issue date
Dec 31, 1991
Ricoh Company, Ltd.
Masaru Tanaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
DISEASE DIAGNOSTIC APPARATUS, IMAGE PROCESSING METHOD IN THE SAME A...
Publication number
20180068444
Publication date
Mar 8, 2018
CASIO COMPUTER CO., LTD.
Akira HAMADA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DISEASE DIAGNOSTIC APPARATUS, IMAGE PROCESSING METHOD IN THE SAME A...
Publication number
20180040124
Publication date
Feb 8, 2018
CASIO COMPUTER CO., LTD.
Akira HAMADA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DISEASE DIAGNOSTIC APPARATUS, IMAGE PROCESSING METHOD IN THE SAME A...
Publication number
20160133010
Publication date
May 12, 2016
CASIO COMPUTER CO., LTD.
Akira HAMADA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
DISEASE DIAGNOSTIC APPARATUS, IMAGE PROCESSING METHOD IN THE SAME A...
Publication number
20160133009
Publication date
May 12, 2016
CASIO COMPUTER CO., LTD.
Akira HAMADA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
COOLING APPARATUS AND IMAGE FORMING APPARATUS
Publication number
20090244581
Publication date
Oct 1, 2009
Michinori Matsui
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
Pigmentary Deposition Portion Remote Diagnosis System
Publication number
20080275315
Publication date
Nov 6, 2008
Hiroshi Oka
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Pelvis correction apparatus
Publication number
20050096700
Publication date
May 5, 2005
Masaru Tanaka
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Image forming process and image forming apparatus
Publication number
20040146309
Publication date
Jul 29, 2004
Bing Shu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus
Publication number
20040071475
Publication date
Apr 15, 2004
Mayumi Ohori
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image selection method, system and program
Publication number
20010038390
Publication date
Nov 8, 2001
Daisuke Takaya
G06 - COMPUTING CALCULATING COUNTING