TREA

James H. Lenhart, Jr.

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  • Portland, OR, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Stormwater filtration systems
    • Patent number 8,318,015
    • Issue date Nov 27, 2012
    • Contech Engineered Solutions LLC
    • Vaikko P. Allen, II
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Stormwater filter and mount assembly
    • Patent number 8,216,479
    • Issue date Jul 10, 2012
    • Contech Stormwater Solutions LLC
    • Jordan W. Lambert, V
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Stormwater filtration systems
    • Patent number 8,110,105
    • Issue date Feb 7, 2012
    • Contech Stormwater Solutions, Inc.
    • Vaikko P. Allen, II
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Filter cartridge with check valve protection
    • Patent number 7,419,591
    • Issue date Sep 2, 2008
    • Contech Stormwater Solutions Inc.
    • Daniel W. Aberle
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
  • Information Patent Grant

    Filter cartridge with check valve protection
    • Patent number 7,214,311
    • Issue date May 8, 2007
    • Contech Stormwater Solutions Inc.
    • Daniel W. Aberle
    • C02 - TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE

Patents Applicationslast 30 patents

  • Information Patent Application

    STORMWATER FILTRATION SYSTEMS
    • Publication number 20120111780
    • Publication date May 10, 2012
    • Vaikko P. Allen, II
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
  • Information Patent Application

    STORMWATER FILTRATION SYSTEMS
    • Publication number 20090255868
    • Publication date Oct 15, 2009
    • Vaikko P. Allen, II
    • Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...