Patents by Inventor John J. Wilbert

John J. Wilbert has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Nanodiamond-containing check film for transfer assist blade applications
    Patent number: 9152094
    Abstract: A transfer assist blade including a plurality of layers, one of the layers being a check film layer including a thermoplastic layer and a plurality of nanodiamonds.
    Type: Grant
    Filed: February 12, 2014
    Date of Patent: October 6, 2015
    Assignee: XEROX CORPORATION
    Inventors: Jin Wu, Jonathan H. Herko, John J. Wilbert, Kyle B. Tallman
  • NANODIAMOND-CONTAINING CHECK FILM FOR TRANSFER ASSIST BLADE APPLICATIONS
    Publication number: 20150227088
    Abstract: A transfer assist blade including a plurality of layers, one of the layers being a check film layer including a thermoplastic layer and a plurality of nanodiamonds.
    Type: Application
    Filed: February 12, 2014
    Publication date: August 13, 2015
    Applicant: XEROX CORPORATION
    Inventors: Jin Wu, Jonathan H. Herko, John J. Wilbert, Kyle B. Tallman
  • TRANSFER ASSIST MEMBERS
    Publication number: 20150198913
    Abstract: A transfer assist member comprising a plurality of layers, at least one of the layers being a check film layer comprised of a crosslinked mixture of an epoxy resin and a carboxylated polyester.
    Type: Application
    Filed: January 15, 2014
    Publication date: July 16, 2015
    Applicant: XEROX CORPORATION
    Inventors: Jin Wu, Kyle B. Tallman, John J. Wilbert, Jonathan H. Herko
  • Transfer assist members
    Patent number: 9069294
    Abstract: A transfer assist member comprising a plurality of layers, at least one of the layers being a check film layer comprised of a crosslinked mixture of an epoxy resin and a carboxylated polyester.
    Type: Grant
    Filed: January 15, 2014
    Date of Patent: June 30, 2015
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Kyle B. Tallman, John J. Wilbert, Jonathan H. Herko
  • Charge generating composition
    Patent number: 8790853
    Abstract: The present disclosure is directed to charge generating compositions and methods of making the charge generating compositions. The composition may comprise one or more polymers comprising styrene units and allyl alcohol units, and one or more photoconductive particles. Electrophotographic devices employing the compositions, including methods of making the devices, are also disclosed.
    Type: Grant
    Filed: March 1, 2006
    Date of Patent: July 29, 2014
    Assignee: Xerox Corporation
    Inventors: Jin Wu, John J. Wilbert, Marc J. Livecchi, Liang-bih Lin
  • Epoxy carboxyl resin mixture hole blocking layer photoconductors
    Patent number: 8409773
    Abstract: A photoconductor that includes, for example, a substrate; an undercoat layer thereover wherein the undercoat layer contains a metal oxide, and a mixture of an epoxy resin and a carboxyl resin; a photogenerating layer; and at least one charge transport layer.
    Type: Grant
    Filed: February 27, 2009
    Date of Patent: April 2, 2013
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Marc J Livecchi, Robert W Hedrick, John J. Wilbert
  • Polyalkylene glycol benzoate containing photoconductors
    Patent number: 7993805
    Abstract: A photoconductor that includes a supporting substrate, an optional ground plane layer, an optional hole blocking layer, a photogenerating layer, and at least one charge transport layer, and where the charge transport layer contains a polyalkylene glycol benzoate.
    Type: Grant
    Filed: December 22, 2009
    Date of Patent: August 9, 2011
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Sherri A Toates, John J Wilbert, Emily K Redman
  • POLYALKYLENE GLYCOL BENZOATE CONTAINING PHOTOCONDUCTORS
    Publication number: 20110151365
    Abstract: A photoconductor that includes a supporting substrate, an optional ground plane layer, an optional hole blocking layer, a photogenerating layer, and at least one charge transport layer, and where the charge transport layer contains a polyalkylene glycol benzoate.
    Type: Application
    Filed: December 22, 2009
    Publication date: June 23, 2011
    Applicant: XEROX CORPORATION
    Inventors: Jin Wu, Sherri A Toates, John J Wilbert, Emily K Redman
  • Ester thiols containing photogenerating layer photoconductors
    Patent number: 7951515
    Abstract: A photoconductor that includes, for example, a supporting substrate, a photogenerating layer, and at least one charge transport layer, and where the photogenerating layer contains at least one photogenerating component, and a mixture of an ester thiol and a poly(vinyl halide) copolymer.
    Type: Grant
    Filed: November 24, 2008
    Date of Patent: May 31, 2011
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Marc J Livecchi, Linda L Ferrarese, John J Wilbert
  • Phosphine oxide containing photoconductors
    Patent number: 7897310
    Abstract: A photoconductor that includes, for example, a supporting substrate, a photogenerating layer, and at least one charge transport layer comprised of at least one charge transport component, and wherein the at least one charge transport layer contains at least one phosphine oxide.
    Type: Grant
    Filed: December 20, 2007
    Date of Patent: March 1, 2011
    Assignee: XEROX Corporation
    Inventors: Jin Wu, Linda L Ferrarese, Marc J Livecchi, John J Wilbert
  • Hole blocking layer containing photoconductors
    Patent number: 7846628
    Abstract: A photoconductor that includes a substrate; an undercoat layer thereover wherein the undercoat layer comprises a metal oxide, an electron donor electron acceptor charge transfer complex; a photogenerating layer; and at least one charge transport layer.
    Type: Grant
    Filed: June 18, 2007
    Date of Patent: December 7, 2010
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Linda L Ferrarese, Marc J Livecchi, Lin Ma, John J Wilbert, Lanhui Zhang
  • Metal oxide overcoated photoconductors
    Patent number: 7799495
    Abstract: A photoconductor containing a photogenerating layer, and at least one charge transport layer, and a top polymeric overcoat layer in contact with, and contiguous to the charge transport layer, and which overcoat layer includes an indium tin oxide.
    Type: Grant
    Filed: March 31, 2008
    Date of Patent: September 21, 2010
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Kenny-Tuan Dinh, John F Yanus, Adal Tecleab, June Shujun Peng, Marc J Livecchi, Linda L Ferrarese, Edward C Savage, Gary A Batt, John J Wilbert, Robert W Hedrick
  • EPOXY CARBOXYL RESIN MIXTURE HOLE BLOCKING LAYER PHOTOCONDUCTORS
    Publication number: 20100221651
    Abstract: A photoconductor that includes, for example, a substrate; an undercoat layer thereover wherein the undercoat layer contains a metal oxide, and a mixture of an epoxy resin and a carboxyl resin; a photogenerating layer; and at least one charge transport layer.
    Type: Application
    Filed: February 27, 2009
    Publication date: September 2, 2010
    Applicant: Xerox Corporation
    Inventors: Jin Wu, Marc J. Livecchi, Robert W. Hedrick, John J. Wilbert
  • Photoconductor containing fluoroalkyl ester charge transport layers
    Patent number: 7767372
    Abstract: A photoconductor containing a supporting substrate, a photogenerating layer, and at least one charge transport layer which contains a fluoroalkyl ester.
    Type: Grant
    Filed: March 23, 2007
    Date of Patent: August 3, 2010
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Steven D. Bush, Joseph A. Tumminelli, Marc J. Livecchi, Linda L. Ferrarese, Michael A. Morgan, Lanhui Zhang, Lin Ma, John J. Wilbert, Daniel V. Levy, Liang-Bih Lin
  • Overcoated photoconductors containing fluorinated esters
    Patent number: 7749668
    Abstract: A photoconductor containing an optional supporting substrate, a photogenerating layer, at least one charge transport layer, and an overcoating layer in contact with and contiguous to the charge transport layer, and which overcoating layer includes a fluoroalkyl ester, and a polymer.
    Type: Grant
    Filed: March 23, 2007
    Date of Patent: July 6, 2010
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Steven D. Bush, Joseph A. Tumminelli, Lanhui Zhang, Lin Ma, Sherri A. Colon, John J. Wilbert
  • ESTER THIOLS CONTAINING PHOTOGENERATING LAYER PHOTOCONDUCTORS
    Publication number: 20100129744
    Abstract: A photoconductor that includes, for example, a supporting substrate, a photogenerating layer, and at least one charge transport layer, and where the photogenerating layer contains at least one photogenerating component, and a mixture of an ester thiol and a poly(vinyl halide) copolymer.
    Type: Application
    Filed: November 24, 2008
    Publication date: May 27, 2010
    Applicant: XEROX CORPORATION
    Inventors: Jin Wu, Marc J. Livecchi, Linda L. Ferrarese, John J. Wilbert
  • Photoreceptor layer having phosphorus-containing lubricant
    Patent number: 7651827
    Abstract: An imaging member containing a substrate, and an outer layer containing a phosphorus-containing lubricant, and an image forming apparatus for forming images on a recording medium including the imaging member above, a development component to apply a developer material to said charge-retentive surface to develop said electrostatic latent image to form a developed image on said charge-retentive surface; a transfer component for transferring said developed image from said charge retentive surface to another member or a copy substrate; and a fusing member to fuse said developed image to said copy substrate.
    Type: Grant
    Filed: July 28, 2005
    Date of Patent: January 26, 2010
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Robert P. Altavela, John J. Wilbert, Linda Ferrarese, Liang-Bih Lin
  • METAL OXIDE OVERCOATED PHOTOCONDUCTORS
    Publication number: 20090246665
    Abstract: A photoconductor containing a photogenerating layer, and at least one charge transport layer, and a top polymeric overcoat layer in contact with, and contiguous to the charge transport layer, and which overcoat layer includes an indium tin oxide.
    Type: Application
    Filed: March 31, 2008
    Publication date: October 1, 2009
    Applicant: Xerox Corporation
    Inventors: Jin Wu, Kenny-Tuan Dinh, John F. Yanus, Adal Tecleab, June Shujun Peng, Marc J. Livecchi, Linda L. Ferrarese, Edward C. Savage, Gary A. Batt, John J. Wilbert, Robert W. Hedrick
  • Thick electrophotographic imaging member undercoat layers
    Patent number: 7592109
    Abstract: Binders containing metal oxide nanoparticles and a co-resin of acrylic polyol resin and blocked polyisocyanate resin, and electrophotographic imaging member undercoat layer containing the binders.
    Type: Grant
    Filed: February 26, 2009
    Date of Patent: September 22, 2009
    Assignee: Xerox Corporation
    Inventors: Jin Wu, John J. Wilbert, Daniel V. Levy, Liang-bih Lin
  • PHOSPHINE OXIDE CONTAINING PHOTOCONDUCTORS
    Publication number: 20090162769
    Abstract: A photoconductor that includes, for example, a supporting substrate, a photogenerating layer, and at least one charge transport layer comprised of at least one charge transport component, and wherein the at least one charge transport layer contains at least one phosphine oxide.
    Type: Application
    Filed: December 20, 2007
    Publication date: June 25, 2009
    Applicant: XEROX CORPORATION
    Inventors: Jin Wu, Linda L. Ferrarese, Marc J. Livecchi, John J. Wilbert