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Shawn A. Leu

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  • Sheboygan, WI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pump
    • Patent number 9,074,589
    • Issue date Jul 7, 2015
    • Thomas Industries, Inc.
    • Shawn A. Leu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid intake and exhaust fittings for a compressor or pump
    • Patent number 8,628,305
    • Issue date Jan 14, 2014
    • Gardner Denver Thomas, Inc.
    • Shawn Alan Leu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Crankcase sealing apparatus
    • Patent number 7,037,090
    • Issue date May 2, 2006
    • Thomas Industries, Inc.
    • Shawn A. Leu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Piston mounting and balancing system
    • Patent number 6,832,900
    • Issue date Dec 21, 2004
    • Thomas Industries Inc.
    • Shawn A. Leu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Cylindrical pump housing with a fan guard mounted on each end of th...
    • Patent number 6,692,240
    • Issue date Feb 17, 2004
    • Thomas Industries Inc.
    • Todd W. Leonhard
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Two-cylinder pump
    • Patent number 6,331,101
    • Issue date Dec 18, 2001
    • Thomas Industries Inc.
    • Shawn Leu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Two-cylinder pump
    • Patent number 6,227,821
    • Issue date May 8, 2001
    • Thomas Industries Inc.
    • Shawn Leu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Two-cylinder air compressor
    • Patent number 6,056,521
    • Issue date May 2, 2000
    • Thomas Industries Inc.
    • Shawn Leu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Wobble piston and cylinder arrangement
    • Patent number 5,644,969
    • Issue date Jul 8, 1997
    • Thomas Industries Inc.
    • Shawn A. Leu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Air compressor
    • Patent number D379996
    • Issue date Jun 17, 1997
    • Thomas Industries, Inc.
    • Shawn A. Leu
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Compressor/vacuum pump reed valve
    • Patent number 5,456,287
    • Issue date Oct 10, 1995
    • Thomas Industries Inc.
    • Shawn A. Leu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Valve plate with a recessed valve assembly
    • Patent number 5,213,125
    • Issue date May 25, 1993
    • Thomas Industries Inc.
    • Shawn A. Leu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...

Patents Applicationslast 30 patents

  • Information Patent Application

    FLUID INTAKE AND EXHAUST FITTINGS FOR A COMPRESSOR OR PUMP
    • Publication number 20100178185
    • Publication date Jul 15, 2010
    • Shawn Alan Leu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP IMPROVEMENTS
    • Publication number 20090104052
    • Publication date Apr 23, 2009
    • SHAWN A. LEU
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PUMP IMPROVEMENTS
    • Publication number 20060275160
    • Publication date Dec 7, 2006
    • Shawn A. Leu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Pump sealing
    • Publication number 20050112002
    • Publication date May 26, 2005
    • Shawn A. Leu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Pump with transfer tube
    • Publication number 20050100458
    • Publication date May 12, 2005
    • Shawn A. Leu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Flapper valve mounting structure
    • Publication number 20050098222
    • Publication date May 12, 2005
    • Shawn A. Leu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Piston mounting and balancing system
    • Publication number 20050069431
    • Publication date Mar 31, 2005
    • Shawn A. Leu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Piston pump
    • Publication number 20040131489
    • Publication date Jul 8, 2004
    • Shawn A. Leu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Two-cylinder pump
    • Publication number 20010009646
    • Publication date Jul 26, 2001
    • Shawn Leu
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...