TREA

Carl Ingalls

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  • Wallingford, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Methods of embossing materials
    • Patent number 6,368,539
    • Issue date Apr 9, 2002
    • Potlatch Corporation
    • Steven H. Greenfield
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Embossed paper
    • Patent number D453421
    • Issue date Feb 12, 2002
    • Potlatch Corporation
    • Steven H. Greenfield
    • D05 - Textile or paper yard goods
  • Information Patent Grant

    Paper towel
    • Patent number D441541
    • Issue date May 8, 2001
    • Potlatch Corporation
    • Steven H. Greenfield
    • D05 - Textile or paper yard goods