Patents by Inventor Shawn Yeisley

Shawn Yeisley 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).

  • Transparent composite conductors having high work function
    Patent number: 8343630
    Abstract: There is provided a transparent composite conductor. The composite conductor has a first layer that includes a transparent conductive material and a second layer that includes a fluorinated acid polymer.
    Type: Grant
    Filed: December 2, 2011
    Date of Patent: January 1, 2013
    Assignee: E I du Pont de Nemours and Company
    Inventors: Che-Hsiung Hsu, Hjalti Skulason, Daniel David Lecloux, Eric Maurice Smith, Shawn Yeisley, Robert Clayton Wheland
  • Vinylphenoxy polymers
    Patent number: 8278405
    Abstract: There is provided a vinylphenoxy polymer having at least one monomeric unit selected from the group consisting of Formula Ia, Formula Ib and Formula Ic: In the formulae: Y is —OR1SO3Z; R1 is an alkylene group having 1-10 carbon atoms; R2 is an alkyl group or alkoxy group; Z is H or a Group 1 metal; a is an integer from 0 to 4; b is an integer from 0 to 3; and c is an integer from 0 to 2.
    Type: Grant
    Filed: December 22, 2009
    Date of Patent: October 2, 2012
    Assignee: E I du Pont de Nemours and Company
    Inventors: Shawn Yeisley, Che-Hsiung Hsu
  • Transparent composite conductors having high work function
    Patent number: 8273459
    Abstract: There is provided a transparent composite conductor. The composite conductor has a first layer that includes a transparent conductive material and a second layer that includes a fluorinated acid polymer.
    Type: Grant
    Filed: December 2, 2011
    Date of Patent: September 25, 2012
    Assignee: E I du Pont de Nemours and Company
    Inventors: Che-Hsiung Hsu, Hjalti Skulason, Daniel David Lecloux, Eric Maurice Smith, Shawn Yeisley, Robert Clayton Wheland
  • Transparent composite conductors having high work function
    Patent number: 8216680
    Abstract: There is provided a transparent composite conductor. The composite conductor has a first layer that includes a transparent conductive material and a second layer that includes a fluorinated acid polymer.
    Type: Grant
    Filed: January 31, 2007
    Date of Patent: July 10, 2012
    Assignee: E I du Pont de Nemours and Company
    Inventors: Che-Hsiung Hsu, Hjalti Skulason, Daniel David Lecloux, Eric Maurice Smith, Shawn Yeisley, Robert Clayton Wheland
  • TRANSPARENT COMPOSITE CONDUCTORS HAVING HIGH WORK FUNCTION
    Publication number: 20120077042
    Abstract: There is provided a transparent composite conductor. The composite conductor has a first layer that includes a transparent conductive material and a second layer that includes a fluorinated acid polymer.
    Type: Application
    Filed: December 2, 2011
    Publication date: March 29, 2012
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY DUPONT DISPLAY INC
    Inventors: CHE-HSIUNG HSU, Hjalti Skulason, Daniel D. Lecloux, Eric M. Smith, Shawn Yeisley, Robert C. Wheland
  • TRANSPARENT COMPOSITE CONDUCTORS HAVING HIGH WORK FUNCTION
    Publication number: 20120077043
    Abstract: There is provided a transparent composite conductor. The composite conductor has a first layer that includes a transparent conductive material and a second layer that includes a fluorinated acid polymer.
    Type: Application
    Filed: December 2, 2011
    Publication date: March 29, 2012
    Applicants: DUPONT DISPLAYS INC., E. I. DU PONT DE NEMOURS AND COMPANY DUPONT DISPLAYS INC
    Inventors: CHE-HSIUNG HSU, HJALTI SKULASON, DANIEL D. LECLOUX, ERIC M. SMITH, SHAWN YEISLEY, ROBERT C. WHELAND
  • Derivatized 3,4-alkylenedioxythiophene monomers, methods of making them, and use thereof
    Patent number: 7999121
    Abstract: The present invention relates to methods of making derivatized 3,4-alkylenedioxythiophene monomers and methods of using the 3,4-alkylenedioxythiophene monomers.
    Type: Grant
    Filed: October 13, 2010
    Date of Patent: August 16, 2011
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Shawn Yeisley, Charles J. Dubois, Che-Hsiung Hsu, Steven W. Shuey, Yulong Shen, Hjalti Skulason
  • DERIVATIZED 3,4-ALKYLENEDIOXYTHIOPHENE MONOMERS, METHODS OFMAKING THEM, AND USE THEREOF
    Publication number: 20110024693
    Abstract: The present invention relates to methods of making derivatized 3,4-alkylenedioxythiophene monomers and methods of using the 3,4-alkylenedioxythiophene monomers.
    Type: Application
    Filed: October 13, 2010
    Publication date: February 3, 2011
    Applicant: E.I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Shawn Yeisley, Charles J. Dubois, Che-Hsiung Hsu, Steven W. Shuey, Yulong Shen, Hjalti Skulason
  • Derivatized 3,4-Alkylenedioxythiophene monomers, methods of making them, and use thereof
    Patent number: 7838688
    Abstract: The present invention relates to methods of making derivatized 3,4-alkylenedioxythiophene monomers and methods of using the 3,4-alkylenedioxythiophene monomers.
    Type: Grant
    Filed: December 23, 2005
    Date of Patent: November 23, 2010
    Assignee: E.I. du Pont de Nemours and Company
    Inventors: Shawn Yeisley, Charles J Dubois, Jr., Che-Hsiung Hsu, Steven W Shuey, Yulong Shen, Hjalti Skulason
  • VINYLPHENOXY POLYMERS
    Publication number: 20100187509
    Abstract: There is provided a vinylphenoxy polymer having at least one monomeric unit selected from the group consisting of Formula Ia, Formula Ib and Formula Ic: In the formulae: Y is —OR1SO3Z; R1 is an alkylene group having 1-10 carbon atoms; R2 is an alkyl group or alkoxy group; Z is H or a Group 1 metal; a is an integer from 0 to 4; b is an integer from 0 to 3; and c is an integer from 0 to 2.
    Type: Application
    Filed: December 22, 2009
    Publication date: July 29, 2010
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Shawn Yeisley, Che-Hsiung Hsu
  • Derivatized 3,4-Alkylenedioxythiophene Monomers, Methods of Making Them, and Use Thereof
    Publication number: 20090008609
    Abstract: The present invention relates to methods of making derivatized 3,4-alkylenedioxythiophene monomers and methods of using the 3,4-alkylenedioxythiophene monomers.
    Type: Application
    Filed: December 23, 2005
    Publication date: January 8, 2009
    Applicant: E.I. du Pont de Nemours and Company
    Inventors: Shawn Yeisley, Charles J. Dubois, JR., Che-Hsiung Hsu, Steven W. Shuey, Yulong Shen, Hjalti Skulason
  • Transparent composite conductors having high work function
    Publication number: 20080003449
    Abstract: There is provided a transparent composite conductor. The composite conductor has a first layer that includes a transparent conductive material and a second layer that includes a fluorinated acid polymer.
    Type: Application
    Filed: January 31, 2007
    Publication date: January 3, 2008
    Inventors: Che-Hsiung Hsu, Hjalti Skulason, Daniel Lecloux, Eric Smith, Shawn Yeisley, Robert Wheland