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Warren G. Williamson

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  • Sidney, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Aluminum alloy compositions and methods for die-casting thereof
    • Patent number 9,038,704
    • Issue date May 26, 2015
    • Emerson Climate Technologies, Inc.
    • Warren G. Williamson
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Methods of casting scroll compressor components
    • Patent number 8,662,144
    • Issue date Mar 4, 2014
    • Emerson Climate Technologies, Inc.
    • Warren G. Williamson
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Green sand casting method and apparatus
    • Patent number 6,860,315
    • Issue date Mar 1, 2005
    • Copeland Corporation
    • Warren G. Williamson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gray cast iron system for scroll machines
    • Patent number 5,759,298
    • Issue date Jun 2, 1998
    • Copeland Corporation
    • Warren G. Williamson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Method for casting a scroll
    • Patent number 5,755,271
    • Issue date May 26, 1998
    • Copeland Corporation
    • Warren Gathings Williamson
    • B22 - CASTING POWDER METALLURGY
  • Information Patent Grant

    Gray cast iron system for scroll machines
    • Patent number 5,580,401
    • Issue date Dec 3, 1996
    • Copeland Corporation
    • Warren G. Williamson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents