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Kenneth A. Prygon

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  • Bear, DE, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Chemical mechanical polishing pad
    • Patent number 7,569,268
    • Issue date Aug 4, 2009
    • Rohm and Haas Electronic Materials CMP Holdings, Inc.
    • T. Todd Crkvenac
    • B24 - GRINDING POLISHING
  • Information Patent Grant

    Porous polyurethane polishing pads
    • Patent number 6,899,602
    • Issue date May 31, 2005
    • Rohm and Haas Electronic Materials CMP Holdings, NC
    • Clyde A. Fawcett
    • B24 - GRINDING POLISHING

Patents Applicationslast 30 patents