TREA

Laurence S. Barker

Follow

Person

  • Fairport, NY, US
People

Patents Grantslast 30 patents

  • Information Patent Grant

    Apparatus and method for collecting and expelling phase change ink...
    • Patent number 8,684,506
    • Issue date Apr 1, 2014
    • Xerox Corporation
    • Laurence S. Barker
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Development system having tensioned electrode wires
    • Patent number 5,153,647
    • Issue date Oct 6, 1992
    • Xerox Corporation
    • Laurence S. Barker
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Ionographic ozone filtering system
    • Patent number 4,939,543
    • Issue date Jul 3, 1990
    • Xerox Corporation
    • Laurence S. Barker
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Particulate material dispenser
    • Patent number 4,766,457
    • Issue date Aug 23, 1988
    • Xerox Corporation
    • Laurence S. Barker
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Tear drop seal
    • Patent number 4,742,797
    • Issue date May 10, 1988
    • Xerox Corporation
    • Laurence S. Barker
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Sheet feeder-stacker
    • Patent number 4,640,602
    • Issue date Feb 3, 1987
    • Xerox Corporation
    • Thomas P. Redding
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Jammed sheet removal aid in a reproducing machine
    • Patent number 4,533,135
    • Issue date Aug 6, 1985
    • Xerox Corporation
    • Laurence S. Barker
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

Patents Applicationslast 30 patents