TREA

Donald E. Vaughan

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  • Richmond, VA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Film cutting apparatus and method
    • Patent number 5,440,961
    • Issue date Aug 15, 1995
    • Reynolds Metals Company
    • Earl S. Lucas
    • B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
  • Information Patent Grant

    Adjustable perforating roller for sheet material
    • Patent number 5,372,494
    • Issue date Dec 13, 1994
    • Reynolds Metals Company
    • Donald E. Vaughan
    • B26 - HAND CUTTING TOOLS CUTTING SEVERING
  • Information Patent Grant

    Method and apparatus for heat sealing
    • Patent number 4,680,073
    • Issue date Jul 14, 1987
    • Reynolds Metals Company
    • Hans A. Brunner
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Apparatus for heat sealing
    • Patent number 4,529,471
    • Issue date Jul 16, 1985
    • Reynolds Metals Company
    • Donald E. Vaughan
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL