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Patents Grants
last 30 patents
Information
Patent Grant
Information processing apparatus, information processing system, fe...
Patent number
11,889,042
Issue date
Jan 30, 2024
Ricoh Company, Ltd.
Yuji Kawamata
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Printed matter, infrared-absorbing-pigment-containing toner, tonner...
Patent number
11,733,619
Issue date
Aug 22, 2023
Ricoh Company, Ltd.
Kazumi Suzuki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and control system
Patent number
8,190,039
Issue date
May 29, 2012
Ricoh Company, Limited
Masaharu Iida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Abnormality determining apparatus, image forming apparatus includin...
Patent number
7,903,269
Issue date
Mar 8, 2011
Ricoh Company, Ltd.
Yoshinori Nakagawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Abnormality determining apparatus, image forming apparatus, copying...
Patent number
7,778,555
Issue date
Aug 17, 2010
Ricoh Company, Limited
Hisashi Shoji
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Hierarchically compressing and coding and storing image data
Patent number
7,627,185
Issue date
Dec 1, 2009
Ricoh Company, Ltd.
Toshio Miyazawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Coding and decoding of image data with additional information
Patent number
7,593,578
Issue date
Sep 22, 2009
Ricoh Company, Ltd.
Hiroyuki Sakuyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Abnormal state occurrence predicting method, state deciding apparat...
Patent number
7,554,574
Issue date
Jun 30, 2009
Ricoh Company, Ltd.
Hisashi Shoji
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Digital watermarking which allows tampering to be detected on a blo...
Patent number
7,545,938
Issue date
Jun 9, 2009
Ricoh Company Ltd.
Yasuyuki Nomizu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image carrier toner unit and image forming apparatus
Patent number
7,539,439
Issue date
May 26, 2009
Ricoh Company, Ltd.
Masanori Saito
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image processing apparatus, image processing program, and storage m...
Patent number
7,526,133
Issue date
Apr 28, 2009
Ricoh Company, Ltd.
Yasuyuki Nomizu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image formation apparatus and process cartridge including a trickle...
Patent number
7,480,473
Issue date
Jan 20, 2009
Ricoh Company, Ltd.
Nekka Matsuura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Abnormality determining apparatus, image forming apparatus, copying...
Patent number
7,457,550
Issue date
Nov 25, 2008
Ricoh Company, Limited
Hisashi Shoji
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image processing apparatus, image compressing apparatus, image deco...
Patent number
7,454,069
Issue date
Nov 18, 2008
Ricoh Company, Ltd.
Taku Kodama
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Image processing apparatus and image processing method, image proce...
Patent number
7,450,773
Issue date
Nov 11, 2008
Ricoh Company, Ltd.
Yasuyuki Nomizu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image processing apparatus, image processing program, and storage m...
Patent number
7,430,327
Issue date
Sep 30, 2008
Ricoh Company, Ltd.
Taku Kodama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Durable and undecipherable digital watermarking technique and detec...
Patent number
7,409,060
Issue date
Aug 5, 2008
Ricoh Company, Ltd.
Yasuyuki Nomizu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for reversibly transforming data format, image processing ap...
Patent number
7,394,470
Issue date
Jul 1, 2008
Ricoh Company, Ltd.
Takayuki Nishimura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Modifying wavelet division level before transmitting data stream
Patent number
7,386,175
Issue date
Jun 10, 2008
Ricoh Company, Ltd.
Junichi Hara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image forming apparatus using a contact or a proximity type of char...
Patent number
7,383,013
Issue date
Jun 3, 2008
Ricoh Company, Ltd.
Kazuhiko Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Code conversion apparatus, code conversion method and storage medium
Patent number
7,352,907
Issue date
Apr 1, 2008
Ricoh Company, Ltd.
Hiroyuki Sakuyama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Color image forming apparatus and process cartridge therefor
Patent number
7,340,204
Issue date
Mar 4, 2008
Ricoh Company, Ltd.
Yasushi Nakazato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image processing apparatus, image reading apparatus, image forming...
Patent number
7,336,852
Issue date
Feb 26, 2008
Ricoh Company, Ltd.
Yasuyuki Nomizu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Abnormality determining method, abnormality determining apparatus,...
Patent number
7,327,962
Issue date
Feb 5, 2008
Ricoh Company, Ltd.
Hisashi Shoji
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method and apparatus for image forming capable of effectively recyc...
Patent number
7,313,336
Issue date
Dec 25, 2007
Ricoh Company, Ltd.
Ichiro Kadota
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus and process cartridge
Patent number
7,295,788
Issue date
Nov 13, 2007
Ricoh Company, Ltd.
Hiroshi Nakai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Scrambling of image by randomizing pixel values
Patent number
7,293,172
Issue date
Nov 6, 2007
Ricoh Copmany, Ltd.
Takayuki Nishimura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Image forming apparatus
Patent number
7,280,787
Issue date
Oct 9, 2007
Ricoh Company, Ltd.
Yasuyuki Shinkai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image formation apparatus having a body to be charged with specifie...
Patent number
7,251,437
Issue date
Jul 31, 2007
Ricoh Company, Ltd.
Nozomu Tamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image processing apparatus for compositing images
Patent number
7,245,775
Issue date
Jul 17, 2007
Ricoh Company, Ltd.
Taku Kodama
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Patents Applications
last 30 patents
Information
Patent Application
INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING SYSTEM, FE...
Publication number
20230308586
Publication date
Sep 28, 2023
RICOH COMPANY, LTD.
Yuji Kawamata
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
INFORMATION PROCESSING SYSTEM, INFORMATION PROCESSING DEVICE, AND I...
Publication number
20230305108
Publication date
Sep 28, 2023
RICOH COMPANY, LTD.
Nekka Matsuura
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING SYSTEM, AN...
Publication number
20230306746
Publication date
Sep 28, 2023
RICOH COMPANY, LTD.
Yuji KAWAMATA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
INFORMATION PROCESSING APPARATUS, INFORMATION PROCESSING SYSTEM, DE...
Publication number
20230306096
Publication date
Sep 28, 2023
RICOH COMPANY, LTD.
Aoi NAKAMURA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
WIRELESS SENSING DEVICE, WIRELESS SENSING SYSTEM, RESOURCE ALLOCATI...
Publication number
20230309139
Publication date
Sep 28, 2023
RICOH COMPANY, LTD.
Nekka MATSUURA
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
PRINTED MATTER, INFRARED-ABSORBING-PIGMENT-CONTAINING TONER, TONNER...
Publication number
20210341851
Publication date
Nov 4, 2021
RICOH COMPANY, LTD.
Kazumi SUZUKI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
HEAD MOUNTED DISPLAY APPARATUS AND METHOD FOR CONNECTING HEAD MOUNT...
Publication number
20160269578
Publication date
Sep 15, 2016
RICOH COMPANY, LTD.
Tomoyuki Nozawa
G02 - OPTICS
Information
Patent Application
ABNORMALITY DETERMINING APPARATUS, IMAGE FORMING APPARATUS, COPYING...
Publication number
20090052912
Publication date
Feb 26, 2009
Hisashi Soji
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
IMAGE FORMING APPARATUS AND CONTROLLING SYSTEM
Publication number
20090041481
Publication date
Feb 12, 2009
Masaharu IIDA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS USING A CONTACT OR A PROXIMITY TYPE OF CHAR...
Publication number
20070242992
Publication date
Oct 18, 2007
Kazuhiko Watanabe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE CARRIER TONER UNIT AND IMAGE FORMING APPARATUS
Publication number
20070154235
Publication date
Jul 5, 2007
Masanori Saito
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
ABNORMALITY DETERMINING METHOD, ABNORMALITY DETERMINING APPARATUS,...
Publication number
20070127934
Publication date
Jun 7, 2007
HISASHI SHOJI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Abnormality determining apparatus, image forming apparatus, copying...
Publication number
20060182451
Publication date
Aug 17, 2006
Hisashi Shoji
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Color image forming apparatus and process cartridge therefor
Publication number
20060088337
Publication date
Apr 27, 2006
Yasushi Nakazato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image formation apparatus and process cartridge
Publication number
20060045571
Publication date
Mar 2, 2006
Nekka Matsuura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Method and apparatus for image forming capable of effectively recyc...
Publication number
20060013604
Publication date
Jan 19, 2006
Ichiro Kadota
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Recording medium conveyance failure occurrence predicting apparatus...
Publication number
20050286916
Publication date
Dec 29, 2005
Yasushi Nakazato
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Abnormality determining apparatus, image forming apparatus includin...
Publication number
20050281596
Publication date
Dec 22, 2005
Yoshinori Nakagawa
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus and process cartridge
Publication number
20050244176
Publication date
Nov 3, 2005
Hiroshi Nakai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image formation apparatus and process cartridge for image formation...
Publication number
20050196193
Publication date
Sep 8, 2005
Nozomu Tamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Abnormality determining method, abnormality determining apparatus,...
Publication number
20050157327
Publication date
Jul 21, 2005
Hisashi Shoji
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Abnormality determining method, and abnormality determining apparat...
Publication number
20050154562
Publication date
Jul 14, 2005
Nekka Matsuura
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Digital watermarking which allows tampering to be detected on a blo...
Publication number
20050053239
Publication date
Mar 10, 2005
Yasuyuki Nomizu
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Image processing apparatus and computer-readable storage medium
Publication number
20050036701
Publication date
Feb 17, 2005
Toshio Miyazawa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Image processing apparatus, image reading apparatus, image forming...
Publication number
20050031215
Publication date
Feb 10, 2005
Yasuyuki Nomizu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Abnormal state occurrence predicting method, state deciding apparat...
Publication number
20050002054
Publication date
Jan 6, 2005
Hisashi Shoji
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
Image forming apparatus
Publication number
20050002686
Publication date
Jan 6, 2005
Masanori Saitoh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image processing apparatus and computer-readable storage medium
Publication number
20040252897
Publication date
Dec 16, 2004
Junichi Hara
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Scrambling of image by randomizing pixel values
Publication number
20040252834
Publication date
Dec 16, 2004
Takayuki Nishimura
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Image processing apparatus and image processing method, image proce...
Publication number
20040217887
Publication date
Nov 4, 2004
Yasuyuki Nomizu
H04 - ELECTRIC COMMUNICATION TECHNIQUE