Patents by Inventor Jonathan H. Herko

Jonathan H. Herko 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: 10593684
    Abstract: A printed electronic device may comprise a plurality of contact pads arranged in a pattern, a plurality of electrode traces arranged in another pattern, the plurality of electrode traces comprising a set of bottom electrode traces and a set of top electrode traces, each electrode trace in electrical communication with an associated contact pad of the plurality of contact pads, and a plurality of memory cells, each memory cell located at an intersection of a pair of electrode traces of the plurality of electrode traces and comprising a bottom electrode layer formed from a region of one of the bottom electrode traces, a top electrode layer formed from a region of one of the top electrode traces, and a ferroelectric layer between the bottom and top electrode layers.
    Type: Grant
    Filed: July 18, 2018
    Date of Patent: March 17, 2020
    Assignee: Xerox Corporation
    Inventors: Jonathan H. Herko, Michael S. Roetker, Kyle B. Tallman, Scott J. Griffin, Amy Catherine Porter, David M. Skinner, Lin Ma, Eric Robert Dudek
  • Publication number: 20200027887
    Abstract: A printed electronic device may comprise a plurality of contact pads arranged in a pattern, a plurality of electrode traces arranged in another pattern, the plurality of electrode traces comprising a set of bottom electrode traces and a set of top electrode traces, each electrode trace in electrical communication with an associated contact pad of the plurality of contact pads, and a plurality of memory cells, each memory cell located at an intersection of a pair of electrode traces of the plurality of electrode traces and comprising a bottom electrode layer formed from a region of one of the bottom electrode traces, a top electrode layer formed from a region of one of the top electrode traces, and a ferroelectric layer between the bottom and top electrode layers.
    Type: Application
    Filed: July 18, 2018
    Publication date: January 23, 2020
    Inventors: Jonathan H. Herko, Michael S. Roetker, Kyle B. Tallman, Scott J. Griffin, Amy Catherine Porter, David M. Skinner, Lin Ma, Eric Robert Dudek
  • Patent number: 10304836
    Abstract: Printed electronic devices are provided.
    Type: Grant
    Filed: July 18, 2018
    Date of Patent: May 28, 2019
    Assignee: XEROX CORPORATION
    Inventors: Kyle B. Tallman, Jonathan H. Herko, Michael S. Roetker, Amy Catherine Porter, Lin Ma, David M. Skinner, Eric Robert Dudek, Scott J. Griffin
  • Patent number: 10249625
    Abstract: A coated, printed electronic device may comprise a plurality of contact pads arranged in a pattern, a plurality of electrode traces arranged in another pattern, the plurality of electrode traces comprising a set of bottom electrode traces and a set of top electrode traces, each electrode trace in electrical communication with an associated contact pad of the plurality of contact pads, a plurality of memory cells, each memory cell located at an intersection of a pair of electrode traces of the plurality of electrode traces and comprising a bottom electrode layer formed from a region of one of the bottom electrode traces, a top electrode layer formed from a region of one of the top electrode traces, and a ferroelectric layer between the bottom and top electrode layers, and a protective layer covering the plurality of electrode traces and extending laterally beyond each edge of each electrode trace to provide a buffer zone surrounding each electrode trace, the buffer zone extending from an end of each electrode
    Type: Grant
    Filed: July 18, 2018
    Date of Patent: April 2, 2019
    Assignee: XEROX CORPORATION
    Inventors: Jonathan H. Herko, Michael S. Roetker, Kyle B. Tallman, Eric Robert Dudek, Amy Catherine Porter, David M. Skinner, Lin Ma, Markus R. Silvestri
  • Patent number: 9895896
    Abstract: Disclosed herein are methods for reducing drooling, wetting or adhesion on a front face of an inkjet printhead configured for ejecting aqueous ink. The methods including disposing an anti-wetting, low adhesion coating onto a surface of the inkjet printhead front face, wherein the anti-wetting, low adhesion coating is a reaction product of a reactant mixture including a triisocyanante and a perfluoropolyether diol compound having an ethyoxylated spacer; and ejecting a drop of an aqueous ink having a surfactant from the printhead, wherein the aqueous ink drop exhibits a contact angle of greater than about 40° and a sliding angle of less than about 30° with a surface of the coating on the inkjet printhead front face.
    Type: Grant
    Filed: April 25, 2017
    Date of Patent: February 20, 2018
    Assignee: XEROX CORPORATION
    Inventors: Varun Sambhy, Kyle B. Tallman, Santokh S. Badesha, Michael S. Roetker, Jonathan H. Herko, Scott J. Griffin
  • Publication number: 20170225472
    Abstract: Disclosed herein are methods for reducing drooling, wetting or adhesion on a front face of an ink jet printhead configured for ejecting aqueous ink. The methods including disposing an anti-wetting, low adhesion coating onto a surface of the ink jet printhead front face, wherein the anti-wetting, low adhesion coating is a reaction product of a reactant mixture comprising a triisocyanante and a perfluoropolyether diol compound comprising an ethyoxylated spacer; and ejecting a drop of an aqueous ink comprising a surfactant from the printhead, wherein the aqueous ink drop exhibits a contact angle of greater than about 40° and a sliding angle of less than about 30° with a surface of the coating on the ink jet printhead front face.
    Type: Application
    Filed: April 25, 2017
    Publication date: August 10, 2017
    Applicant: XEROX CORPORATION
    Inventors: Varun Sambhy, Kyle B. Tallman, Santokh S. Badesha, Michael S. Roetker, Jonathan H. Herko, Scott J. Griffin
  • Patent number: 9676962
    Abstract: Exemplary embodiments provide anti-wetting, low adhesion coatings for use with aqueous ink jet printheads. Exemplary embodiments directed to aqueous ink jet printheads with the anti-wetting, low adhesion coating on the front face thereof and methods for reducing drooling, wetting or adhesion on a front face of an ink jet printhead configured for ejecting aqueous ink are also described.
    Type: Grant
    Filed: November 7, 2014
    Date of Patent: June 13, 2017
    Assignee: XEROX CORPORATION
    Inventors: Varun Sambhy, Kyle B. Tallman, Santokh S. Badesha, Michael S. Roetker, Jonathan H. Herko, Scott J. Griffin
  • Patent number: 9513582
    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 alkoxyalkylated polyamide.
    Type: Grant
    Filed: September 11, 2014
    Date of Patent: December 6, 2016
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Jonathan H. Herko, Lanhui Zhang, Lin Ma
  • Patent number: 9471012
    Abstract: An endless belt comprising a polyimide-based substrate layer. The polyimide-based substrate layer is made by curing a mixture comprising a polyimide precursor and a polyalkylene glycol silicone phosphate. A method of making the polyimide-based substrate layer and a coating composition for making the endless belt are also disclosed.
    Type: Grant
    Filed: September 20, 2013
    Date of Patent: October 18, 2016
    Assignee: XEROX CORPORATION
    Inventors: Jin Wu, Jonathan H. Herko, Varun Sambhy, Lin Ma
  • Publication number: 20160130469
    Abstract: Exemplary embodiments provide anti-wetting, low adhesion coatings for use with aqueous ink jet printheads. Exemplary embodiments directed to aqueous ink jet printheads with the anti-wetting, low adhesion coating on the front face thereof and methods for reducing drooling, wetting or adhesion on a front face of an ink jet printhead configured for ejecting aqueous ink are also described.
    Type: Application
    Filed: November 7, 2014
    Publication date: May 12, 2016
    Inventors: Varun Sambhy, Kyle B. Tallman, Santokh S. Badesha, Michael S. Roetker, Jonathan H. Herko, Scott J. Griffin
  • Publication number: 20160077471
    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 alkoxyalkylated polyamide.
    Type: Application
    Filed: September 11, 2014
    Publication date: March 17, 2016
    Applicant: Xerox Corporation
    Inventors: Jin Wu, Jonathan H. Herko, Lanhui Zhang, Lin Ma
  • Patent number: 9268266
    Abstract: Described is a transfer assist blade for an electrostatographic machine. The electrostatographic machine includes a charging station for charging a copy sheet to attract a developed image from an image bearing surface to a copy sheet wherein said charging station includes a corona generating device. The transfer assist blade includes a wear layer having a surface resistance of greater than about 1010 ohms. The transfer assist blade includes an interior layer having a thickness of from about 150 microns to about 500 microns. The transfer assist blade includes a back layer including a polyethylene terephthalate film having an outer layer including cross-linked aziridine/carboxylated polyester at a weight ratio of from about 0.5/99.5 to about 40/60 and a conductive component, wherein an outer surface of the back layer has a surface resistance of from about 1×108 ohms to about 9.99×108 ohms.
    Type: Grant
    Filed: May 27, 2015
    Date of Patent: February 23, 2016
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Jonathan H. Herko, Amy C. Porter, Lin Ma
  • Patent number: 9244410
    Abstract: The present teachings provide a fuser member. The fuser member includes a substrate layer. The substrate layer substrate layer includes a paraformaldehyde modified polyimide. An intermediate layer is disposed on the substrate layer. A release layer is disposed on the intermediate layer. A method of manufacturing the paraformaldehyde modified polyimide is disclosed.
    Type: Grant
    Filed: February 17, 2015
    Date of Patent: January 26, 2016
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Matthew M. Kelly, Jonathan H. Herko, Lin Ma
  • Patent number: 9229396
    Abstract: The present teachings provide a fuser member. The fuser member includes a substrate layer that includes a polyimide having dispersed therein a plurality of nanofibrillated cellulose particles. An intermediate layer is disposed on the substrate layer. A release layer is disposed on the intermediate layer.
    Type: Grant
    Filed: December 2, 2014
    Date of Patent: January 5, 2016
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Matthew M. Kelly, Jonathan H. Herko, Lin Ma, Amy C. Porter, Lanhui Zhang
  • Patent number: 9217969
    Abstract: A xerographic fuser member that contains a composition of a polyimide and a perfluoropolyether phosphate.
    Type: Grant
    Filed: February 21, 2013
    Date of Patent: December 22, 2015
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Jonathan H Herko, Lanhui Zhang, Lin Ma
  • Patent number: 9174421
    Abstract: A transfer assist member comprising a plurality of layers, one of the layers being a check film layer comprised of a crosslinked mixture of urea-glyoxal resins, and polyester polyols present on a support polymer layer.
    Type: Grant
    Filed: October 16, 2013
    Date of Patent: November 3, 2015
    Assignee: XEROX CORPORATION
    Inventors: Jin Wu, Kyle B. Tallman, Qi Ying Li, Alexander N. Klymachyov, Jonathan H. Herko
  • 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
  • Patent number: 9141037
    Abstract: A transfer assist member comprising a plurality of layers, one of the layers being a check film layer comprised of a crosslinked mixture of aminoplast resins, and polyester polyols present on a support polymer layer.
    Type: Grant
    Filed: August 15, 2013
    Date of Patent: September 22, 2015
    Assignee: Xerox Corporation
    Inventors: Jin Wu, Kyle B. Tallman, Qi Ying Li, Jonathan H. Herko, Michael S. Roetker, Terry L. Street
  • 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
  • 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