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ELECTROGRAPHY ELECTROPHOTOGRAPHY MAGNETOGRAPHY
G03G2215/00
Apparatus for electrophotographic processes
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G03G2215/0621
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Patents Grants
last 30 patents
Information
Patent Grant
Wire-wrapped grooved rollers for cleaning action using brush-like s...
Patent number
8,849,165
Issue date
Sep 30, 2014
Xerox Corporation
Frank B. Tamarez Gomez
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Inferring toner contamination of electrodes from printing parameters
Patent number
8,750,769
Issue date
Jun 10, 2014
Xerox Corporation
Michele D. Cleary
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Reducing reload image quality defects
Patent number
8,577,236
Issue date
Nov 5, 2013
Xerox Corporation
W. Bradford Willard
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Developing device, process cartridge, and image forming apparatus
Patent number
8,041,268
Issue date
Oct 18, 2011
Ricoh Company Limited
Tomoko Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Development apparatus and image forming apparatus using toner carri...
Patent number
7,907,856
Issue date
Mar 15, 2011
Ricoh Company, Ltd.
Takeo Tsukamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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 defect reduction in image development apparatus
Patent number
7,171,144
Issue date
Jan 30, 2007
Xerox Corporation
James M. Proper
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Organometallic composition coatings for electrode members in a deve...
Patent number
6,751,432
Issue date
Jun 15, 2004
Xerox Corporation
David J. Gervasi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fully fluorinated polymer coated development electrodes
Patent number
6,718,152
Issue date
Apr 6, 2004
Xerox Corporation
David J. Geervasi
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Hybrid scavengeless development using direct current voltage shift...
Patent number
6,668,146
Issue date
Dec 23, 2003
Xerox Corporation
Jeffrey C. Folkins
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Optical toner concentration sensor
Patent number
6,606,463
Issue date
Aug 12, 2003
Xerox Corporation
Eric M. Gross
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Fiber removal device
Patent number
6,522,859
Issue date
Feb 18, 2003
Xerox Corporation
James M. Chappell
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Ion implantation to tune tribo-charging properties of materials or...
Patent number
6,516,173
Issue date
Feb 4, 2003
Xerox Corporation
Robert C. Sbert
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
TC runtime control using underdeveloped solid, and edge enhancement
Patent number
6,505,011
Issue date
Jan 7, 2003
Xerox Corporation
Gerald Scott Leclerc
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Stationary toner delivery device with clock pulses
Patent number
6,490,427
Issue date
Dec 3, 2002
Xerox Corporation
Bruce M. Shields
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Coating compositions for development electrodes
Patent number
6,456,812
Issue date
Sep 24, 2002
Xerox Corporation
David J. Gervasi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Ceramic donor roll with shaft
Patent number
6,412,175
Issue date
Jul 2, 2002
Xerox Corporation
Richard G. Labombard
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Roll having zirconia coating
Patent number
6,398,702
Issue date
Jun 4, 2002
Xerox Corporation
Michelle L. Schlafer
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Crosslinkable polymer compositions for donor roll coatings
Patent number
6,340,528
Issue date
Jan 22, 2002
Xerox Corporation
Bing R. Hsieh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Aluminized roll including anodization layer
Patent number
6,330,417
Issue date
Dec 11, 2001
Xerox Corporation
Thomas J. Behe
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Donor rolls and methods of making donor rolls
Patent number
6,327,452
Issue date
Dec 4, 2001
Xerox Corporation
Timothy R. Jaskowiak
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrostatic powder coated wire for hybrid scavengeless developmen...
Patent number
6,322,858
Issue date
Nov 27, 2001
Xerox Corporation
Bernard A. Kelly
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Apparatus for non-interactive electrophotographic development
Patent number
6,321,055
Issue date
Nov 20, 2001
Xerox Corporation
Dale R. Mashtare
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Electrostatic powder coated wire for hybrid scavengeless developmen...
Patent number
6,298,209
Issue date
Oct 2, 2001
Xerox Corporation
Bernard A. Kelly
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Apparatus for non-interactive electrophotographic development
Patent number
6,295,431
Issue date
Sep 25, 2001
Xerox Corporation
Dale R. Mashtare
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Oxidized transport donor roll coatings
Patent number
6,289,196
Issue date
Sep 11, 2001
Xerox Corporation
Bing R. Hsieh
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Apparatus for developing a latent image
Patent number
6,272,305
Issue date
Aug 7, 2001
Xerox Corporation
Chu-heng Liu
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method of replenishing developer in a hybrid scavengeless developme...
Patent number
6,248,496
Issue date
Jun 19, 2001
Xerox Corporation
Merrilee A. Galloway
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Charging roller and processes thereof
Patent number
6,226,483
Issue date
May 1, 2001
Xerox Corporation
Ann M. Kazakos
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Wire-less hybrid scavengeless development system
Patent number
6,223,013
Issue date
Apr 24, 2001
Xerox Corporation
Elliott A. Eklund
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents
Information
Patent Application
WIRE-WRAPPED GROOVED ROLLERS FOR CLEANING ACTION USING BRUSH-LIKE S...
Publication number
20130308987
Publication date
Nov 21, 2013
Xerox Corporation
Frank B. Tamarez Gomez
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
INFERRING TONER CONTAMINATION OF ELECTRODES FROM PRINTING PARAMETERS
Publication number
20130279929
Publication date
Oct 24, 2013
Xerox Corporation
Michele D. Cleary
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPING DEVICE AND METHOD
Publication number
20120155927
Publication date
Jun 21, 2012
Eastman Kodak Company
Detlef Schulze-Hagenest
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
REDUCING RELOAD IMAGE QUALITY DEFECTS
Publication number
20110142466
Publication date
Jun 16, 2011
Xerox Corporation
W. Bradford WILLARD
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPING DEVICE, PROCESS CARTRIDGE, AND IMAGE FORMING APPARATUS
Publication number
20090016781
Publication date
Jan 15, 2009
Tomoko TAKAHASHI
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
DEVELOPMENT APPARATUS AND AN IMAGE FORMATION APPARATUS
Publication number
20080089723
Publication date
Apr 17, 2008
Takeo Tsukamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Development apparatus and image forming apparatus
Publication number
20070086811
Publication date
Apr 19, 2007
Takeo Tsukamoto
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Image defect reduction in image development apparatus
Publication number
20060177242
Publication date
Aug 10, 2006
XEROX Corporation
James M. Proper
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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
FULLY FLUORINATED POLYMER COATED DEVELOPMENT ELECTRODES
Publication number
20040013450
Publication date
Jan 22, 2004
Xerox Corporation.
David J. Gervasi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Organometallic coating compositions for development electrodes
Publication number
20030206753
Publication date
Nov 6, 2003
Xerox Corporation.
David J. Gervasi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Hybrid scavengeless development using direct current voltage shift...
Publication number
20030185598
Publication date
Oct 2, 2003
Xerox Corporation.
Jeffrey C. Folkins
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Optical toner concentration sensor
Publication number
20030113126
Publication date
Jun 19, 2003
Xerox Corporation.
Eric M. Gross
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
TC runtime control using underdeveloped solid, and edge enhancement
Publication number
20020168194
Publication date
Nov 14, 2002
Xerox Corporation.
Gerald Scott Leclerc
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
STATIONARY TONER DELIVERY DEVICE
Publication number
20020071696
Publication date
Jun 13, 2002
Xerox Corporation.
Bruce M. Shields
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
High voltage developer bias multiplexer
Publication number
20020067929
Publication date
Jun 6, 2002
Maurice H. James
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Application
Ceramic donor roll with shaft
Publication number
20010002954
Publication date
Jun 7, 2001
Xerox Corporation.
Richard G. Labombard
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC