Patents by Inventor David J. Gervasi

David J. Gervasi 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).

  • Patent number: 8298672
    Abstract: An intermediate transfer member, such as a belt, that includes, for example, a supporting substrate, a silane first intermediate layer, and contained on the silane layer a second layer of a self crosslinking acrylic resin; a mixture of a glycoluril resin and an acrylic polyol resin; or a mixture of a glycoluril resin and a self crosslinking acrylic resin.
    Type: Grant
    Filed: October 29, 2009
    Date of Patent: October 30, 2012
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Jonathan H Herko, Brian P Gilmartin, David J Gervasi, Dante M Pietrantoni, Michael S Roetker, Scott J Griffin, David W Martin
  • Publication number: 20120255489
    Abstract: Systems for leveling UV-curable gel ink include a leveling member having a conformable surface. The leveling member is a quartz tube rotatable about a longitudinal axis, and connected to a mandrel, with conformable VITON O-rings interposing the mandrel and the quartz tube. A UV source is disposed within the quartz tube, and configured to emit light through the quartz tube and the conformable surface onto a surface of a substrate passing through a leveling or pressure nip defined by the quartz tube and a backing member or pressure belt.
    Type: Application
    Filed: June 15, 2012
    Publication date: October 11, 2012
    Applicant: XEROX CORPORATION
    Inventors: Bryan J. Roof, David J. Gervasi, Bin Zhang, James Padula
  • Patent number: 8268399
    Abstract: A contact leveling surface for an ink jet imaging member including a coating disposed on a contact leveling substrate, wherein the coating includes a fluoroalkyl-substituted polyhedral oligomeric silsesquioxane. In embodiments, the contact leveling surface is for an ink jet imaging member that jets a phase change ink, a gel ink, a curable phase change ink, or a curable gel ink directly to a final image receiving substrate such as a direct to paper imaging device.
    Type: Grant
    Filed: August 19, 2009
    Date of Patent: September 18, 2012
    Assignee: Xerox Corporation
    Inventors: David J. Gervasi, Bryan J. Roof, Matthew M. Kelly, Santokh Badesha
  • Patent number: 8260184
    Abstract: Provided are fuser members and printing apparatuses including fuser members. The fuser member can include a substrate and a top coat layer including a hyper nanocomposite disposed over the substrate, wherein the hyper nanocomposite can include a plurality of nanoparticles substantially uniformly dispersed in one or more cross-linked hyperbranched polymers selected from the group consisting of polycarbosilane, polycarbosilixane, polycarbosilazene, and polyfluorocarbon.
    Type: Grant
    Filed: November 2, 2009
    Date of Patent: September 4, 2012
    Assignee: Xerox Corporation
    Inventors: David J. Gervasi, Santokh Badesha, Alan R. Kuntz
  • Patent number: 8216661
    Abstract: Exemplary embodiments provide materials, methods, and systems for a fuser member used in electrophotographic devices and processes, wherein the fuser member can include a coating material containing a plurality of nanoceram fibers dispersed in a polymer matrix for providing a desired gloss level of fused toner images.
    Type: Grant
    Filed: October 19, 2010
    Date of Patent: July 10, 2012
    Assignee: Xerox Corporation
    Inventors: Matthew M. Kelly, David J. Gervasi, Alan Richard Kuntz, Rebecca M. Hainley
  • Patent number: 8203737
    Abstract: A method and a system for operating one or more printers, including: a first database for managing and storing first content within the system; a second database for managing and storing second content within the system; and at least one network connection for connecting the first database and the second database for allowing the first content and the second content to be shared between the first database and the second database; wherein at least one of the first content or the second content include at least one or more printer profiles.
    Type: Grant
    Filed: November 18, 2008
    Date of Patent: June 19, 2012
    Assignee: Xerox Corporation
    Inventors: Anthony Salvatore Condello, Augusto Barton, David J. Gervasi
  • Patent number: 8173337
    Abstract: Exemplary embodiments provide material compositions useful for electrophotographic devices and processes. The material composition can include a plurality of graphene-containing particles dispersed or distributed in a polymer matrix. Such material composition can be used for electrophotographic members and devices including, but not limited to, a fuser member, a fixing member, a pressure roller, and/or a release donor member. In one embodiment, a material composition dispersion can be applied on a substrate in electrophotography to form a functional member layer to control, e.g., to improve, at least one of thermal, mechanical and/or electrical properties.
    Type: Grant
    Filed: January 28, 2009
    Date of Patent: May 8, 2012
    Assignee: Xerox Corporation
    Inventors: Matthew M. Kelly, David J. Gervasi, Santokh S. Badesha
  • Publication number: 20120094081
    Abstract: Exemplary embodiments provide materials, methods, and systems for a fuser member used in electrophotographic devices and processes, wherein the fuser member can include a coating material containing a plurality of nanoceram fibers dispersed in a polymer matrix for providing a desired gloss level of fused toner images.
    Type: Application
    Filed: October 19, 2010
    Publication date: April 19, 2012
    Applicant: XEROX CORPORATION
    Inventors: Matthew M. Kelly, David J. Gervasi, Alan Richard Kuntz, Rebecca M. Hainley
  • Patent number: 8086154
    Abstract: In accordance with the invention, there are printing apparatuses and methods of forming an image. An exemplary printing apparatus can include a fuser subsystem including one or more light induced heating elements, each of the one or more light induced heating elements including plurality of nanomaterials, wherein the nanomaterials are selected from the group consisting of carbon nanotubes and metal nanoshells. The exemplary printing apparatus can also include one or more light sources disposed in close proximity to the one or more light induced heating elements, each of the one or more light sources having an emission in the absorption range of the plurality of nanomaterials and disposed to produce heat in the fuser subsystem by light absorption by the plurality of nanomaterials.
    Type: Grant
    Filed: October 23, 2008
    Date of Patent: December 27, 2011
    Assignee: Xerox Corporation
    Inventors: Kock-Yee Law, Hong Zhao, Bryan Roof, Michael F. Zona, David J. Gervasi
  • Patent number: 8082842
    Abstract: An offset printing apparatus for transferring a phase change ink onto a print medium, which includes a) a phase change ink component for applying a phase change ink in a phase change ink image; b) an imaging member for accepting the phase change ink image from the phase change ink component, and transferring the phase change ink image from the imaging member to the print medium, the imaging member having i) an imaging substrate, and thereover ii) an optional outer layer; and iii) iii) a release agent material coating, wherein the release agent material coating includes a perfluorinated polyether having a skeleton selected from the group consisting of Formulas I and II and mixtures thereof: CF3—(CF2CF2)m—O—(R1R2O)—(R3R3O)n—(R3O)p—(CF2)q—CF3??Formula I and R1—(CF2CF2)m—O—(R2R2O)n—(R2O)p—(CF2)q—CF3—R1??Formula II.
    Type: Grant
    Filed: May 31, 2006
    Date of Patent: December 27, 2011
    Assignee: Xerox Corporation
    Inventors: David J. Gervasi, Bryan J. Root, Santokh S Badesha
  • Patent number: 8079667
    Abstract: A drop generator having a via structure configured for electrical and fluidic interconnection. The via structure includes an electrically conductive layer and an electrically insulating layer disposed on the electrically conductive layer.
    Type: Grant
    Filed: December 18, 2008
    Date of Patent: December 20, 2011
    Assignee: Palo Alto Research Center Incorporated
    Inventors: Michael Y. Young, Patrick C. Cheung, Stephen David White, John R. Andrews, David J. Gervasi
  • Patent number: 8076427
    Abstract: Use of release fluids or agents constituting hyperbranched polymers. The three-dimensional structure imparts characteristics that make the hyperbranched polymers useful in xerographic processes. The hyperbranched polymer release fluids or agents may be used with a fuser member having a substrate, an outer layer covering the substrate, and a release coating on the outer layer, wherein the release coating includes a hyperbranched polymer.
    Type: Grant
    Filed: January 12, 2009
    Date of Patent: December 13, 2011
    Assignee: Xerox Corporation
    Inventors: David J. Gervasi, George Riehle, Samuel Kaplan
  • Publication number: 20110103854
    Abstract: Provided are fuser members and printing apparatuses including fuser members. The fuser member can include a substrate and a top coat layer including a hyper nanocomposite disposed over the substrate, wherein the hyper nanocomposite can include a plurality of nanoparticles substantially uniformly dispersed in one or more cross-linked hyperbranched polymers selected from the group consisting of polycarbosilane, polycarbosilixane, polycarbosilazene, and polyfluorocarbon.
    Type: Application
    Filed: November 2, 2009
    Publication date: May 5, 2011
    Applicant: XEROX CORPORATION
    Inventors: David J. Gervasi, Santokh Badesha, Alan R. Kuntz
  • Publication number: 20110104479
    Abstract: An intermediate transfer member, such as a belt, that includes, for example, a supporting substrate, a silane first intermediate layer, and contained on the silane layer a second layer of a self crosslinking acrylic resin; a mixture of a glycoluril resin and an acrylic polyol resin; or a mixture of a glycoluril resin and a self crosslinking acrylic resin.
    Type: Application
    Filed: October 29, 2009
    Publication date: May 5, 2011
    Applicant: XEROX CORPORATION
    Inventors: Jin Wu, Jonathan H. Herko, Brian P. Gilmartin, David J. Gervasi, Dante M. Pietrantoni, Michael S. Roetker, Scott J. Griffin, David W. Martin
  • Publication number: 20110097588
    Abstract: Provided are hyper nanocomposite, hyper nanocomposite coatings, devices, and articles including s hyper nanocomposite coatings. An article can include a surface including at least one region and a hyper nanocomposite coating disposed over the one region, wherein the hyper nanocomposite coating can include a plurality of nanoparticles substantially uniformly dispersed in one or more cross-linked hyperbranched polymers selected from the group consisting of polycarbosilane, polycarbosilixane, and polycarbosilazene, polyfluorocarbon.
    Type: Application
    Filed: October 22, 2009
    Publication date: April 28, 2011
    Applicant: XEROX CORPORATION
    Inventors: David J. GERVASI, Santokh BADESHA, Alan R. KUNTZ
  • Patent number: 7901515
    Abstract: Exemplary embodiments provide a cleaning composition that can include alkane components for cleaning printer members made of elastomeric materials.
    Type: Grant
    Filed: October 28, 2010
    Date of Patent: March 8, 2011
    Assignee: Xerox Corporation
    Inventors: Santokh Badesha, Barry P. Mandel, Matthew M. Kelly, David J. Gervasi
  • Patent number: 7896488
    Abstract: Herein includes an offset printing apparatus for transferring and optionally fixing a phase change ink onto a print medium including a) a phase change ink application component for applying a phase change ink in a phase change ink image to an imaging member; b) an imaging member for accepting, transferring and optionally fixing the phase change ink image to the print medium, the imaging member having i) an imaging substrate, and thereover ii) an intermediate layer including a polyurethane, and iii) outer coating including a nitrile butadiene and a conductive filler; and c) a release agent management system for supplying a release agent to the imaging member, wherein an amount of release agent needed for transfer and optionally fixing the phase change ink image is reduced.
    Type: Grant
    Filed: July 23, 2008
    Date of Patent: March 1, 2011
    Assignee: Xerox Corporation
    Inventors: David J Gervasi, Santokh S Badesha, James E Williams, Paul J Mcconville, Jignesh P Sheth
  • Publication number: 20110045186
    Abstract: A contact leveling surface for an ink jet imaging member including a coating disposed on a contact leveling substrate, wherein the coating includes a fluoroalkyl-substituted polyhedral oligomeric silsesquioxane. In embodiments, the contact leveling surface is for an ink jet imaging member that jets a phase change ink, a gel ink, a curable phase change ink, or a curable gel ink directly to a final image receiving substrate such as a direct to paper imaging device.
    Type: Application
    Filed: August 19, 2009
    Publication date: February 24, 2011
    Applicant: XEROX CORPORATION
    Inventors: David J. Gervasi, Bryan J. Roof, Matthew M. Kelly, Santokh Badesha
  • Patent number: 7874664
    Abstract: A printing apparatus having a) a printing station including at least one printhead for applying phase-change ink to a print substrate in a phase-change ink image, and b) an ink spreading station including an ink spreading member and a back-up pressure member in pressure contact with the ink spreading member forming a nip between the ink spreading member and pressure member for spreading the phase-change ink image on the print substrate, wherein the print substrate is passed through the nip, and wherein the pressure member includes i) a pressure member substrate, and ii) an outer coating with a urethane and conductive salt.
    Type: Grant
    Filed: July 23, 2008
    Date of Patent: January 25, 2011
    Assignee: Xerox Corporation
    Inventors: David J Gervasi, Santokh S Badesha, James E Williams, Paul J McConville, Jignesh P Sheth
  • Publication number: 20100310859
    Abstract: In accordance with the present teachings, there are composite materials, fuser members comprising the composite materials, and methods of making the composite materials. In various embodiments, the composite material can include a polyimide resin having a thermal conductivity and a plurality of passivated aluminum nitride particles substantially uniformly dispersed in the polyimide resin to provide the composite material with a thermal conductivity of about 0.4 W/mK to about 2.5 W/mK, and wherein each of the plurality of passivated aluminum nitride particles can include a passivation layer disposed over an aluminum nitride particle core to inhibit oxidation and thermal degradation of a surface of the aluminum nitride particle core.
    Type: Application
    Filed: June 5, 2009
    Publication date: December 9, 2010
    Applicant: XEROX CORPORATION
    Inventors: David J. GERVASI, Matthew M. Kelly, Santokh Badesha