TREA

David W. Mammen

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  • Mendota, IL, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    High strength sieve
    • Patent number 10,856,469
    • Issue date Dec 8, 2020
    • HCC, Inc.
    • David Mammen
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Single vane slat
    • Patent number 7,909,171
    • Issue date Mar 22, 2011
    • HCC, Inc.
    • David W. Mammen
    • B07 - SEPARATING SOLIDS FROM SOLIDS SORTING
  • Information Patent Grant

    Slat and sieve assembly
    • Patent number 6,890,253
    • Issue date May 10, 2005
    • HCC, Inc.
    • David W. Mammen
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING

Patents Applicationslast 30 patents

  • Information Patent Application

    HIGH STRENGTH SIEVE
    • Publication number 20190059234
    • Publication date Feb 28, 2019
    • HCC, inc.
    • David Mammen
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    SINGLE VANE SLAT
    • Publication number 20080029443
    • Publication date Feb 7, 2008
    • HCC, inc.
    • David W. Mammen
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    Slat and sieve assembly
    • Publication number 20030130019
    • Publication date Jul 10, 2003
    • HCC, inc.
    • David W. Mammen
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING