TREA

Paul Houghton

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  • Woodside, CA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Primate amusement and environmental enrichment device
    • Patent number 5,343,828
    • Issue date Sep 6, 1994
    • Primate Products
    • Paul W. Houghton
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Modular cage structure
    • Patent number 5,036,795
    • Issue date Aug 6, 1991
    • Paul Houghton
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Grant

    Variable maze device
    • Patent number 4,841,911
    • Issue date Jun 27, 1989
    • Paul Houghton
    • A63 - SPORTS GAMES AMUSEMENTS
  • Information Patent Grant

    Primate education device
    • Patent number 4,727,825
    • Issue date Mar 1, 1988
    • Paul Houghton
    • A63 - SPORTS GAMES AMUSEMENTS