TREA

David M. Williams

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  • Pavillion, NY, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Self-cleaning pump
    • Patent number 11,339,804
    • Issue date May 24, 2022
    • Liberty Pumps, Inc.
    • Donald M. Pohler
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Liquid level control module and apparatus comprising same
    • Patent number 10,162,369
    • Issue date Dec 25, 2018
    • Liberty Pumps, Inc.
    • Timothy D. McCrossen
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Display panel
    • Patent number 10,082,268
    • Issue date Sep 25, 2018
    • Liberty Pumps, Inc.
    • Caleb Peterson
    • F21 - LIGHTING
  • Information Patent Grant

    Float switch housing
    • Patent number D798910
    • Issue date Oct 3, 2017
    • Liberty Pumps, Inc.
    • Timothy D. McCrossen
    • D15 - Machines not elsewhere specified
  • Information Patent Grant

    Macerating apparatus and method
    • Patent number 9,481,991
    • Issue date Nov 1, 2016
    • Liberty Pumps, Inc.
    • Donald M. Pohler
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Alarm system for a sump pump assembly
    • Patent number 8,500,412
    • Issue date Aug 6, 2013
    • Liberty Pumps, Inc.
    • David M. Williams
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Macerating apparatus and method
    • Patent number 8,235,316
    • Issue date Aug 7, 2012
    • Liberty Pumps, Inc.
    • Matthew S. Heinsler
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Grant

    Windshield wiper motor with molded sleeve and thrust elements
    • Patent number 6,863,858
    • Issue date Mar 8, 2005
    • Valeo Electrical Systems, Inc.
    • Peter J. Danish
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Windshield wiper motor with molded sleeve and thrust elements
    • Patent number 6,809,447
    • Issue date Oct 26, 2004
    • Valeo Electrical Systems, Inc.
    • Peter J. Danish
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Combination brush retainer/spring assembly
    • Patent number 6,356,004
    • Issue date Mar 12, 2002
    • Valeo Electrical Systems, Inc.
    • Eugene B. Porter
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

  • Information Patent Application

    SELF-CLEANING PUMP
    • Publication number 20200040915
    • Publication date Feb 6, 2020
    • Liberty Pumps, Inc.
    • Donald M. POHLER
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    DISPLAY PANEL
    • Publication number 20180010762
    • Publication date Jan 11, 2018
    • Liberty Pumps, Inc.
    • Caleb Peterson
    • F21 - LIGHTING
  • Information Patent Application

    LIQUID LEVEL CONTROL MODULE AND APPARATUS COMPRISING SAME
    • Publication number 20180011498
    • Publication date Jan 11, 2018
    • Liberty Pumps, Inc.
    • Timothy D. McCrossen
    • G05 - CONTROLLING REGULATING
  • Information Patent Application

    MACERATING APPARATUS AND METHOD
    • Publication number 20130185858
    • Publication date Jul 25, 2013
    • LIBERTY PUMPS INC.
    • Donald M. POHLER
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
  • Information Patent Application

    MACERATING APPARATUS AND METHOD
    • Publication number 20120204338
    • Publication date Aug 16, 2012
    • LIBERTY PUMPS INC.
    • Matthew S. Heinsler
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Application

    Alarm System for a Sump Pump Assembly
    • Publication number 20110085919
    • Publication date Apr 14, 2011
    • David M. Williams
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Windshield wiper motor with molded sleeve and thrust elements
    • Publication number 20030024102
    • Publication date Feb 6, 2003
    • Peter J. Danish
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL