TREA

Douglas Alan Longworth

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  • Cleveland Heights, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Large volume evaporation source
    • Patent number 8,512,806
    • Issue date Aug 20, 2013
    • Momentive Performance Materials Inc.
    • John Mariner
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Durable graphite connector and method for manufacturing thereof
    • Patent number 7,420,143
    • Issue date Sep 2, 2008
    • Momentive Performance Materials Inc.
    • Douglas Alan Longworth
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Wafer handling apparatus and method of manufacturing thereof
    • Patent number 7,364,624
    • Issue date Apr 29, 2008
    • Momentive Performance Materials Inc.
    • John Thomas Mariner
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Semiconductor batch heating assembly
    • Patent number 7,312,422
    • Issue date Dec 25, 2007
    • Momentive Performance Materials Inc.
    • Eric Wintenberger
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    High density flash evaporator
    • Patent number 6,404,982
    • Issue date Jun 11, 2002
    • Advanced Ceramics Corporation
    • John Thomas Mariner
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Coated flash evaporator heater
    • Patent number 5,537,507
    • Issue date Jul 16, 1996
    • Advanced Ceramics Corporation
    • John T. Mariner
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
  • Information Patent Grant

    Graphite flash evaporator having at least one intermediate layer an...
    • Patent number 5,495,550
    • Issue date Feb 27, 1996
    • Advanced Ceramics Corporation
    • John T. Mariner
    • C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...

Patents Applicationslast 30 patents