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Tadashi OKANO
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Kanagawa, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Image forming apparatus and method of setting print media
Patent number
9,308,756
Issue date
Apr 12, 2016
Ricoh Company, Ltd.
Kazuyoshi Matsumoto
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Image forming apparatus
Patent number
8,746,684
Issue date
Jun 10, 2014
Ricoh Company, Ltd.
Tadashi Okano
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Liquid supplying apparatus and image forming apparatus
Patent number
8,303,096
Issue date
Nov 6, 2012
Ricoh Company, Ltd.
Tadashi Okano
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Image forming apparatus
Patent number
8,032,057
Issue date
Oct 4, 2011
Ricoh Company, Ltd.
Yoshiharu Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus, image forming method, and supporting mecha...
Patent number
7,957,670
Issue date
Jun 7, 2011
Ricoh Company, Limited
Kazuyoshi Kondo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process cartridge having air inlets and outlets for cooling gears d...
Patent number
7,941,069
Issue date
May 10, 2011
Ricoh Company, Limited
Ryoh Idehara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus, image forming method, and supporting mecha...
Patent number
7,899,360
Issue date
Mar 1, 2011
Ricoh Company, Limited
Kazuyoshi Kondo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus including supporting legs
Patent number
7,854,418
Issue date
Dec 21, 2010
Ricoh Company, Ltd.
Ryoh Idehara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Frame, electronic device, image forming apparatus, and frame assemb...
Patent number
7,852,638
Issue date
Dec 14, 2010
Ricoh Company, Ltd.
Kazuyoshi Kondo
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Grant
Sheet feed cassette and image forming apparatus using the same
Patent number
7,758,040
Issue date
Jul 20, 2010
Ricoh Company, Ltd.
Haruo Hashimoto
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Grant
Image forming apparatus including structural frame
Patent number
7,706,716
Issue date
Apr 27, 2010
Ricoh Company, Ltd.
Kaoru Tada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus, and processing unit and latent image writi...
Patent number
7,689,142
Issue date
Mar 30, 2010
Ricoh Company, Ltd.
Nobuhiko Kita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming unit and moving unit
Patent number
7,580,653
Issue date
Aug 25, 2009
Ricoh Company, Ltd.
Ryoh Idehara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus with a latent image writing unit positioned...
Patent number
7,555,244
Issue date
Jun 30, 2009
Ricoh Company, Ltd.
Ryoh Idehara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having a sheet removal portion
Patent number
7,292,805
Issue date
Nov 6, 2007
Ricoh Printing Systems, Ltd.
Haruo Hashimoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Luminous source apparatus, image projecting apparatus and image pro...
Patent number
6,980,276
Issue date
Dec 27, 2005
Sony Corporation
Tadashi Okano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Luminous source apparatus, image projecting apparatus and image pro...
Patent number
6,909,489
Issue date
Jun 21, 2005
Sony Corporation
Tadashi Okano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Color electrographic apparatus with developing device having separa...
Patent number
6,701,115
Issue date
Mar 2, 2004
Hitachi, Ltd.
Toru Miyasaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Color electrographic apparatus with developing device having separa...
Patent number
6,516,171
Issue date
Feb 4, 2003
Hitachi, Ltd.
Toru Miyasaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing device with toner storing and recovery chambers
Patent number
6,321,058
Issue date
Nov 20, 2001
Hitachi, Ltd.
Toru Miyasaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrophotography apparatus
Patent number
6,308,025
Issue date
Oct 23, 2001
Hitachi, Ltd.
Tadashi Okano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing device and electrophotographic device
Patent number
6,144,829
Issue date
Nov 7, 2000
Hitachi, Ltd.
Toru Miyasaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing device, developing method, and an image forming apparatus
Patent number
6,125,250
Issue date
Sep 26, 2000
Hitachi, Ltd.
Keiji Kamio
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing apparatus and image forming apparatus having the same
Patent number
6,038,416
Issue date
Mar 14, 2000
Hitachi, Ltd.
Tadashi Okano
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Image forming apparatus having improved toner carrier arrangement
Patent number
5,797,075
Issue date
Aug 18, 1998
Hitachi, Ltd.
Masahiko Saito
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
IMAGE FORMING APPARATUS AND METHOD OF SETTING PRINT MEDIA
Publication number
20140099150
Publication date
Apr 10, 2014
RICOH COMPANY, LTD.
Kazuyoshi Matsumoto
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20130001850
Publication date
Jan 3, 2013
RICOH COMPANY, LTD.
Tadashi OKANO
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
POLARIZATION CONVERSION DEVICE, POLARIZATION CONVERSION METHOD, AND...
Publication number
20110304910
Publication date
Dec 15, 2011
SONY CORPORATION
Tadashi Okano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
LIQUID SUPPLYING APPARATUS AND IMAGE FORMING APPARATUS
Publication number
20110216137
Publication date
Sep 8, 2011
RICOH COMPANY, LTD.
Tadashi OKANO
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
IMAGE FORMING APPARATUS INCLUDING SUPPORTING LEGS
Publication number
20110062835
Publication date
Mar 17, 2011
Ryoh IDEHARA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND SUPPORTING MECHA...
Publication number
20110013935
Publication date
Jan 20, 2011
Kazuyoshi Kondo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image Forming Apparatus
Publication number
20080226319
Publication date
Sep 18, 2008
Yoshiharu Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Sheet feed cassette and image forming apparatus using the same
Publication number
20080179818
Publication date
Jul 31, 2008
Haruo Hashimoto
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Information
Patent Application
Image forming apparatus
Publication number
20080075502
Publication date
Mar 27, 2008
Kaoru Tada
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
PROCESS CARTRIDGE AND IMAGE FORMING APPARATUS
Publication number
20080063425
Publication date
Mar 13, 2008
Ryoh IDEHARA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS, AND PROCESSING UNIT AND LATENT IMAGE WRITI...
Publication number
20080050146
Publication date
Feb 28, 2008
Nobuhiko Kita
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Frame, electronic device, image forming apparatus, and frame assemb...
Publication number
20080007935
Publication date
Jan 10, 2008
Kazuyoshi Kondo
B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information
Patent Application
IMAGE FORMING APPARATUS INCLUDING SUPPORTING LEGS
Publication number
20070246638
Publication date
Oct 25, 2007
Ryoh IDEHARA
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING UNIT AND MOVING UNIT
Publication number
20070166073
Publication date
Jul 19, 2007
Ryoh Idehara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS
Publication number
20070110475
Publication date
May 17, 2007
Ryoh Idehara
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
IMAGE FORMING APPARATUS, IMAGE FORMING METHOD, AND SUPPORTING MECHA...
Publication number
20070110473
Publication date
May 17, 2007
Kazuyoshi Kondo
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image forming apparatus
Publication number
20050163533
Publication date
Jul 28, 2005
Ricoh Printing Systems, Ltd.
Haruo Hashimoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Luminous source apparatus, image projecting apparatus and image pro...
Publication number
20050157387
Publication date
Jul 21, 2005
Tadashi Okano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Color electrographic apparatus with developing device having separa...
Publication number
20030113140
Publication date
Jun 19, 2003
Toru Miyasaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Luminous source apparatus, image projecting apparatus and image pro...
Publication number
20020145703
Publication date
Oct 10, 2002
Sony Corporation
Tadashi Okano
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Developing device and electrophotographic device
Publication number
20020028095
Publication date
Mar 7, 2002
Toru Miyasaka
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY