TREA

Joseph J. Zenkus

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  • Lake in the Hills, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Wheeled cart
    • Patent number D756587
    • Issue date May 17, 2016
    • Schumacher Electric Corporation
    • Joseph J. Zenkus
    • D34 - Material or article handling equipment
  • Information Patent Grant

    Jump starter
    • Patent number D654865
    • Issue date Feb 28, 2012
    • Schumacher Electric Corporation
    • Barbara M. DuMelle
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Jump starter
    • Patent number D653612
    • Issue date Feb 7, 2012
    • Schumacher Electric Corporation
    • Barbara Margaret DuMelle
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Battery charger
    • Patent number D653203
    • Issue date Jan 31, 2012
    • Schumacher Electric Corporation
    • Barbara M. DuMelle
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Battery charger
    • Patent number D635090
    • Issue date Mar 29, 2011
    • Schumacher Electric Corporation
    • Barbara Margaret DuMelle
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Battery charger
    • Patent number D635089
    • Issue date Mar 29, 2011
    • Schumacher Electric Corporation
    • Barbara Margaret DuMelle
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Power inverter
    • Patent number D627719
    • Issue date Nov 23, 2010
    • Schumacher Electric Corporation
    • Barbara Margaret DuMelle
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Power inverter
    • Patent number D627720
    • Issue date Nov 23, 2010
    • Schumacher Electric Corporation
    • Barbara Margaret DuMelle
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Battery charger
    • Patent number D625255
    • Issue date Oct 12, 2010
    • Schumacher Electric Corporation
    • Barbara Margaret DuMelle
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Battery clamp
    • Patent number D625265
    • Issue date Oct 12, 2010
    • Schumacher Electric Corporation
    • Barbara Margaret DuMelle
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Jump starter
    • Patent number D624496
    • Issue date Sep 28, 2010
    • Schumacher Electric Corporation
    • Joseph J. Zenkus
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Wheeled cart
    • Patent number D592374
    • Issue date May 12, 2009
    • Schumacher Electric Corporation
    • Joseph J. Zenkus
    • D34 - Material or article handling equipment