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Stanley P. Schumann

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  • Sidney, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Scroll machine with capacity modulation
    • Patent number 6,176,686
    • Issue date Jan 23, 2001
    • Copeland Corporation
    • Frank S. Wallis
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll machine with capacity modulation
    • Patent number 6,120,255
    • Issue date Sep 19, 2000
    • Copeland Corporation
    • Stanley P. Schumann
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Scroll machine with capacity modulation
    • Patent number 6,116,867
    • Issue date Sep 12, 2000
    • Copeland Corporation
    • Frank S. Wallis
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Compressor reed valve
    • Patent number 6,044,862
    • Issue date Apr 4, 2000
    • Copeland Corporation
    • Stanley P. Schumann
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...