Patents by Inventor Lanhui Zhang

Lanhui Zhang 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: 7799501
    Abstract: Methods for making dispersions, which are of various rheologies, various pigment/binder ratios, various particle sizes, and possess less impurities or large particles are provided. These dispersions may be utilized to form layers of photoreceptors.
    Type: Grant
    Filed: May 31, 2007
    Date of Patent: September 21, 2010
    Assignee: Xerox Corporation
    Inventors: Lanhui Zhang, Lin Ma, Keith T. Wong
  • Patent number: 7781133
    Abstract: A photoconductor that includes, for example, a backing layer, a supporting substrate, a photogenerating layer, and a charge transport layer, and wherein the outermost layer of said backing layer is comprised of a self crosslinked acrylic resin and a crosslinkable siloxane component.
    Type: Grant
    Filed: February 19, 2008
    Date of Patent: August 24, 2010
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Lanhui Zhang, Lin Ma, Dale S Renfer
  • Patent number: 7776499
    Abstract: A photoconductor comprising a supporting substrate, a photogenerating layer, and at least one charge transport layer comprised of at least one charge transport component, and in contact with the charge transport layer an overcoat layer comprised of a fluorinated poly(oxetane) polymer.
    Type: Grant
    Filed: February 19, 2008
    Date of Patent: August 17, 2010
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Lanhui Zhang, Lin Ma, Dale S Renfer
  • Patent number: 7771908
    Abstract: A photoconductor that includes a first layer, a supporting substrate thereover, a photogenerating layer, and at least one charge transport layer containing at least one charge transport component, and where the first layer is in contact with the supporting substrate on the reverse side thereof, and which first layer is comprised of a fluorinated poly(oxetane) polymer.
    Type: Grant
    Filed: February 19, 2008
    Date of Patent: August 10, 2010
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Lanhui Zhang, Lin Ma
  • 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
  • Publication number: 20100190099
    Abstract: A photoconductor that includes a first layer, a supporting substrate thereover, a photogenerating layer, and at least one charge transport layer of at least one charge transport component, and wherein the first layer is in contact with the supporting substrate on the reverse side thereof, and which first layer is comprised of a nano diamond component.
    Type: Application
    Filed: January 27, 2009
    Publication date: July 29, 2010
    Applicant: Xerox Corporation
    Inventors: Jin Wu, Edward F. Grabowski, Lin Ma, Lanhui Zhang
  • Patent number: 7763405
    Abstract: A photoconductor containing a fluoroalkyl ester layer, a supporting substrate, a photogenerating layer, and at least one charge transport layer.
    Type: Grant
    Filed: March 23, 2007
    Date of Patent: July 27, 2010
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Ryan J. Ehmann, Lanhui Zhang, Lin Ma, Liang-Bih Lin, Daniel V. Levy
  • Patent number: 7755759
    Abstract: Methods and systems for evaluating pigment dispersions with desired characteristics. More specifically, methods and systems for evaluating particle size of colorless or light color dispersions using a novel parameter described as particle size related scattering index (PSRSI).
    Type: Grant
    Filed: March 20, 2007
    Date of Patent: July 13, 2010
    Assignee: Xerox Corporation
    Inventors: Lanhui Zhang, Lin Ma, Keith Wong, Francisco Lopez, Robert Altavela
  • 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
  • Publication number: 20100129743
    Abstract: The presently disclosed embodiments are directed to layers that are useful in imaging apparatus members and components, for use in electrostatographic, including digital, apparatuses. More particularly, the present embodiments provide a robust undercoat layer comprising TiSi in which the TiO2 to SiO2 ratio falls in a particular ratio range discovered to reduce both plywood print defects as well as abnormal operating parameters and print defects from micro-cracks in the undercoat layer, and methods for making the same.
    Type: Application
    Filed: November 24, 2008
    Publication date: May 27, 2010
    Applicant: XEROX CORPORATION
    Inventors: Lanhui Zhang, Richardson H. Kilis, Ma Lin, Mark S. Thomas, Kent J. Evans, Adilson P. Ramos
  • Patent number: 7704658
    Abstract: Imaging members useful in electrostatographic apparatuses, including printers, copiers, other reproductive devices, and digital apparatuses. More particularly, imaging members having nano polymeric gel particles embedded into one or more layers of the imaging member that provide for increased mechanical strength and improved wear.
    Type: Grant
    Filed: July 15, 2009
    Date of Patent: April 27, 2010
    Assignee: Xerox Corporation
    Inventors: Satchidanand Mishra, Yuhua Tong, Kathleen Carmichael, Markus R. Silvestri, Susan Vandusen, Chieh-Min Cheng, Huoy-Jen Yuh, Cindy Chen, Lanhui Zhang
  • Patent number: 7662528
    Abstract: A charge generating composition including at least one charge generating material, at least one polymer binder, and at least one styrene-containing copolymer is disclosed.
    Type: Grant
    Filed: February 17, 2006
    Date of Patent: February 16, 2010
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Lanhui Zhang, Cindy C. Chen, Liang-bih Lin
  • Publication number: 20090297963
    Abstract: A photoconductor that includes, for example, a backing layer, a supporting substrate, a photogenerating layer, and a charge transport layer, and wherein the outermost layer of the backing layer is comprised of an acrylic resin and a crosslinkable fluoro additive.
    Type: Application
    Filed: May 30, 2008
    Publication date: December 3, 2009
    Applicant: XEROX CORPORATION
    Inventors: Jin Wu, Lanhui Zhang, Lin Ma
  • Publication number: 20090269687
    Abstract: Imaging members useful in electrostatographic apparatuses, including printers, copiers, other reproductive devices, and digital apparatuses. More particularly, imaging members having nano polymeric gel particles embedded into one or more layers of the imaging member that provide for increased mechanical strength and improved wear.
    Type: Application
    Filed: July 15, 2009
    Publication date: October 29, 2009
    Applicant: XEROX CORPORATION
    Inventors: Satchidanand Mishra, Yuhua Tong, Kathleen Carmichael, Markus Silvestri, Susan Vandusen, Chieh-Min Cheng, Huoy-Jen Yuh, Cindy Chen, Lanhui Zhang
  • Publication number: 20090239166
    Abstract: Imaging members useful in electrostatographic apparatuses, including printers, copiers, other reproductive devices, and digital apparatuses. More particularly, imaging members having nano polymeric gel particles embedded into one or more layers of the imaging member that provide for increased mechanical strength and improved wear.
    Type: Application
    Filed: June 22, 2006
    Publication date: September 24, 2009
    Applicant: Xerox Corporation
    Inventors: Satchidanand Mishra, Yuhua Tong, Kathleen Carmichael, Markus Silvestri, Susan Vandusen, Chieh-Min Cheng, Huoy-Jen Yuh, Cindy Chen, Lanhui Zhang
  • Patent number: 7582399
    Abstract: Imaging members useful in electrostatographic apparatuses, including printers, copiers, other reproductive devices, and digital apparatuses. More particularly, imaging members having nano polymeric gel particles embedded into one or more layers of the imaging member that provide for increased mechanical strength and improved wear.
    Type: Grant
    Filed: June 22, 2006
    Date of Patent: September 1, 2009
    Assignee: Xerox Corporation
    Inventors: Satchidanand Mishra, Yuhua Tong, Kathleen Carmichael, Markus Silvestri, Susan Vandusen, Chieh-Min Cheng, Huoy-Jen Yuh, Cindy Chen, Lanhui Zhang
  • Publication number: 20090208857
    Abstract: A photoconductor comprising a supporting substrate, a photogenerating layer, and at least one charge transport layer comprised of at least one charge transport component, and in contact with the charge transport layer an overcoat layer comprised of a fluorinated poly(oxetane) polymer.
    Type: Application
    Filed: February 19, 2008
    Publication date: August 20, 2009
    Applicant: Xerox Corporation
    Inventors: Jin Wu, Lanhui Zhang, Lin Ma, Dale S. Renfer
  • Publication number: 20090208858
    Abstract: A photoconductor that includes, for example, a backing layer, a supporting substrate, a photogenerating layer, and a charge transport layer, and wherein the outermost layer of said backing layer is comprised of a self crosslinked acrylic resin and a crosslinkable siloxane component.
    Type: Application
    Filed: February 19, 2008
    Publication date: August 20, 2009
    Applicant: XEROX CORPORATION
    Inventors: Jin Wu, Lanhui Zhang, Lin Ma, Dale S. Renfer
  • Publication number: 20090208859
    Abstract: A photoconductor that includes a first layer, a supporting substrate thereover, a photogenerating layer, and at least one charge transport layer containing at least one charge transport component, and where the first layer is in contact with the supporting substrate on the reverse side thereof, and which first layer is comprised of a fluorinated poly(oxetane) polymer.
    Type: Application
    Filed: February 19, 2008
    Publication date: August 20, 2009
    Applicant: XEROX CORPORATION
    Inventors: Jin Wu, Lanhui Zhang, Lin Ma
  • Patent number: 7524597
    Abstract: Imaging members useful in electrostatographic apparatuses, including printers, copiers, other reproductive devices, and digital apparatuses. More particularly, imaging members having nano-sized particles serving as fillers dispersed or contained in one or more layers of the imaging member that provide for increased mechanical strength and improved wear.
    Type: Grant
    Filed: June 22, 2006
    Date of Patent: April 28, 2009
    Assignee: Xerox Corporation
    Inventors: Satchidanand Mishra, Yuhua Tong, Kathleen Carmichael, Chieh-Min Cheng, Kenny-tuan Dinh, Susan Vandusen, Cindy Chen, Huoy-Jen Yuh, Lanhui Zhang