TREA

Robert C. Hultz

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  • Toledo, OH, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Method of processing scrap roof-membrane sheet material comprising...
    • Patent number 5,145,617
    • Issue date Sep 8, 1992
    • Duro-Last, Inc.
    • Harry Hermanson
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Coated roofing membrane
    • Patent number 4,827,686
    • Issue date May 9, 1989
    • GenCorp Inc.
    • Richard W. Stamper
    • E04 - BUILDING
  • Information Patent Grant

    Roofing membrane
    • Patent number 4,666,761
    • Issue date May 19, 1987
    • GenCorp Inc.
    • Richard W. Stamper
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Vinyl chloride polymer laminate
    • Patent number 4,574,103
    • Issue date Mar 4, 1986
    • The General Tire & Rubber Company
    • Richard W. Stamper
    • E04 - BUILDING
  • Information Patent Grant

    Vinyl chloride polymer laminate
    • Patent number 4,565,732
    • Issue date Jan 21, 1986
    • The General Tire & Rubber Company
    • Richard W. Stamper
    • E04 - BUILDING
  • Information Patent Grant

    Vinyl chloride polymer laminate
    • Patent number 4,515,744
    • Issue date May 7, 1985
    • The General Tire & Rubber Company
    • Richard W. Stamper
    • E04 - BUILDING