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Masahide Yamashita
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Numazu-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Powder-amount detection device and image forming apparatus incorpor...
Patent number
10,429,770
Issue date
Oct 1, 2019
Ricoh Company, Ltd.
Taku Kumiya
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Residual voltage reducing processing cartridge, image forming appar...
Patent number
9,201,334
Issue date
Dec 1, 2015
Ricoh Company, Ltd.
Masahide Yamashita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Apparatus, system, and method of predicting failure of image formin...
Patent number
8,768,186
Issue date
Jul 1, 2014
Ricoh Company, Limited
Mikiko Imazeki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Management apparatus, management system, and management method
Patent number
8,531,696
Issue date
Sep 10, 2013
Ricoh Company, Limited
Masaichi Sawada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Rotation measuring mechanism, sheet conveyance apparatus, original...
Patent number
8,478,561
Issue date
Jul 2, 2013
Ricoh Company, Ltd.
Osamu Satoh
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Image carrier deterioration degree evaluating device, image carrier...
Patent number
8,472,818
Issue date
Jun 25, 2013
Ricoh Company, Ltd.
Jun Yamane
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Failure diagnosis device, failure diagnosis method, image forming d...
Patent number
8,385,756
Issue date
Feb 26, 2013
Ricoh Company, Limited
Ryota Yamashina
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Management device of an image forming apparatus
Patent number
8,358,941
Issue date
Jan 22, 2013
Ricoh Company, Ltd.
Yasushi Nakazato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Management apparatus, management system, operation status determina...
Patent number
8,339,637
Issue date
Dec 25, 2012
Ricoh Company, Ltd.
Yasushi Nakazato
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Apparatus and method for generating a simulated image including an...
Patent number
8,294,918
Issue date
Oct 23, 2012
Ricoh Company, Ltd.
Osamu Satoh
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Protective agent for image bearing member, protective layer setting...
Patent number
8,285,188
Issue date
Oct 9, 2012
Ricoh Company, Ltd.
Shinya Tanaka
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Protective layer forming device, image forming apparatus, and proce...
Patent number
8,208,835
Issue date
Jun 26, 2012
Ricoh Company, Ltd.
Toshiyuki Kabata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Condition determining system, method of detecting abnormality of co...
Patent number
8,200,101
Issue date
Jun 12, 2012
Ricoh Company, Limited
Kohji Ue
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fault prediction method, fault prediction system, and image forming...
Patent number
8,190,037
Issue date
May 29, 2012
Ricoh Company, Limited
Yasushi Nakazato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and process cartridge
Patent number
8,185,017
Issue date
May 22, 2012
Ricoh Company, Ltd.
Masahide Yamashita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Protective layer setting unit, process cartridge, and image forming...
Patent number
8,180,271
Issue date
May 15, 2012
Ricoh Company, Ltd.
Kumiko Hatakeyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having a function of predicting device dete...
Patent number
8,175,470
Issue date
May 8, 2012
Ricoh Company, Limited
Yasushi Nakazato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Predictive failure reporting system, predictive failure reporting m...
Patent number
8,175,849
Issue date
May 8, 2012
Ricoh Company, Limited
Masahide Yamashita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus including a sound sensor to determine clean...
Patent number
8,150,278
Issue date
Apr 3, 2012
Ricoh Company, Limited
Osamu Satoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and process cartridge
Patent number
8,107,872
Issue date
Jan 31, 2012
Ricoh Company, Ltd.
Naoyuki Ozaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Status determination method and image forming apparatus
Patent number
8,094,016
Issue date
Jan 10, 2012
Ricoh Company, Limited
Yasushi Nakazato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Protective agent for image bearing member, protective layer setting...
Patent number
8,081,916
Issue date
Dec 20, 2011
Ricoh Company, Ltd.
Shinya Tanaka
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Grant
Image-bearing member protecting agent, protective layer forming dev...
Patent number
8,081,917
Issue date
Dec 20, 2011
Ricoh Company, Ltd.
Hiroshi Nakai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Protecting agent for image bearing member and production method the...
Patent number
8,080,096
Issue date
Dec 20, 2011
Ricoh Company, Ltd.
Masahide Yamashita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Management device of an image forming apparatus
Patent number
8,064,782
Issue date
Nov 22, 2011
Ricoh Company, Ltd.
Yasushi Nakazato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Protective material and image forming apparatus using the protectiv...
Patent number
7,991,342
Issue date
Aug 2, 2011
Ricoh Company, Ltd.
Toshiyuki Kabata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Lubricant coater, image bearing unit, and image forming apparatus
Patent number
7,986,910
Issue date
Jul 26, 2011
Ricoh Company, Ltd.
Toshiyuki Kabata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and protective agent block
Patent number
7,979,016
Issue date
Jul 12, 2011
Ricoh Company, Ltd.
Kumiko Hatakeyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image-carrier protecting agent, protecting-layer forming device, im...
Patent number
7,970,334
Issue date
Jun 28, 2011
Ricoh Company, Limited
Masahide Yamashita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having a function of predicting device dete...
Patent number
7,962,054
Issue date
Jun 14, 2011
Ricoh Company, Limited
Yasushi Nakazato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
POWDER-AMOUNT DETECTION DEVICE AND IMAGE FORMING APPARATUS INCORPOR...
Publication number
20180348673
Publication date
Dec 6, 2018
RICOH COMPANY, LTD.
Taku KUMIYA
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
POWDER-AMOUNT DETECTION DEVICE AND IMAGE FORMING APPARATUS INCORPOR...
Publication number
20180341199
Publication date
Nov 29, 2018
RICOH COMPANY, LTD.
Masahide YAMASHITA
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
SURFACE PROCESSOR AND METHOD FOR PROCESSING A SURFACE OF A PLASTIC...
Publication number
20160313676
Publication date
Oct 27, 2016
Masahide YAMASHITA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
SURFACE PROCESSOR AND ELECTROPHOTOGRAPHIC APPARATUS
Publication number
20160033920
Publication date
Feb 4, 2016
Masahide YAMASHITA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESSING CARTRIDGE, IMAGE FORMING APPARATUS WITH SAME, AND IMAGE...
Publication number
20150071662
Publication date
Mar 12, 2015
RICOH COMPANY, LTD.
Masahide YAMASHITA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
MANAGEMENT APPARATUS, MANAGEMENT SYSTEM, AND MANAGEMENT METHOD
Publication number
20120075659
Publication date
Mar 29, 2012
Masaichi Sawada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROTECTIVE AGENT FOR IMAGE BEARING MEMBER, PROTECTIVE LAYER SETTING...
Publication number
20120063809
Publication date
Mar 15, 2012
Shinya Tanaka
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
MAINTENANCE SUPPORT DEVICE AND IMAGE FORMING SYSTEM
Publication number
20120065885
Publication date
Mar 15, 2012
Mikiko IMAZEKI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Management device of an image forming apparatus
Publication number
20120033243
Publication date
Feb 9, 2012
Yasushi Nakazato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS HAVING A FUNCTION OF PREDICTING DEVICE DETE...
Publication number
20110206393
Publication date
Aug 25, 2011
Yasushi Nakazato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image carrier deterioration degree evaluating device, image carrier...
Publication number
20110170884
Publication date
Jul 14, 2011
RICOH COMPANY, LIMITED
Jun Yamane
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ROTATION MEASURING MECHANISM, SHEET CONVEYANCE APPARATUS, ORIGINAL...
Publication number
20110106489
Publication date
May 5, 2011
Osamu SATOH
G01 - MEASURING TESTING
Information
Patent Application
FAILURE DIAGNOSIS DEVICE, FAILURE DIAGNOSIS METHOD, IMAGE FORMING D...
Publication number
20110052224
Publication date
Mar 3, 2011
Ryota YAMASHINA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
APPARATUS, SYSTEM, AND METHOD OF PREDICTING FAILURE OF IMAGE FORMIN...
Publication number
20110007337
Publication date
Jan 13, 2011
Mikiko Imazeki
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
APPARATUS, SYSTEM, AND METHOD OF DETERMINING APPARATUS STATE
Publication number
20110004419
Publication date
Jan 6, 2011
Kohji Ue
G05 - CONTROLLING REGULATING
Information
Patent Application
PROTECTIVE LAYER FORMING DEVICE, IMAGE FORMING APPARATUS, AND PROCE...
Publication number
20100178073
Publication date
Jul 15, 2010
Toshiyuki Kabata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE
Publication number
20100111564
Publication date
May 6, 2010
RICOH COMPANY, LTD.
Masahide YAMASHITA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PREDICTIVE FAILURE REPORTING SYSTEM, PREDICTIVE FAILURE REPORTING M...
Publication number
20100094594
Publication date
Apr 15, 2010
Masahide Yamashita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Protective layer forming device, image forming apparatus and proces...
Publication number
20100054829
Publication date
Mar 4, 2010
Ricoh Company, Ltd.
Masato Iio
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
STATUS DETERMINATION METHOD AND IMAGE FORMING APPARATUS
Publication number
20090322524
Publication date
Dec 31, 2009
Yasushi Nakazato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
CONDITION DETERMINING SYSTEM, METHOD OF DETECTING ABNORMALITY OF CO...
Publication number
20090324259
Publication date
Dec 31, 2009
Kohji Ue
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
FAULT PREDICTION METHOD, FAULT PREDICTION SYSTEM, AND IMAGE FORMING...
Publication number
20090319827
Publication date
Dec 24, 2009
Yasushi Nakazato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS AND PROCESS CARTRIDGE
Publication number
20090304423
Publication date
Dec 10, 2009
Naoyuki Ozaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS AND PROTECTIVE AGENT BLOCK
Publication number
20090290920
Publication date
Nov 26, 2009
RICOH COMPANY, LTD.
Kumiko Hatakeyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE-BEARING MEMBER PROTECTING AGENT, PROTECTIVE LAYER FORMING DEV...
Publication number
20090290919
Publication date
Nov 26, 2009
Shinya Tanaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE-BEARING MEMBER PROTECTING AGENT, PROTECTIVE LAYER FORMING DEV...
Publication number
20090285613
Publication date
Nov 19, 2009
Hiroshi Nakai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROTECTIVE MATERIAL AND IMAGE FORMING APPARATUS USING THE PROTECTIV...
Publication number
20090279930
Publication date
Nov 12, 2009
Toshiyuki Kabata
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROTECTIVE AGENT FOR IMAGE BEARING MEMBER, PROTECTIVE LAYER SETTING...
Publication number
20090196665
Publication date
Aug 6, 2009
Shinya Tanaka
C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20090190939
Publication date
Jul 30, 2009
Osamu SATOH
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Management device of an image forming apparatus
Publication number
20090034990
Publication date
Feb 5, 2009
Ricoh Company, Ltd.
Yasushi Nakazato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY