TREA

Hendrik Kleyn

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  • Grandville, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Polymeric radiators
    • Patent number 5,671,808
    • Issue date Sep 30, 1997
    • Hendrik Kleyn
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Plated polymeric fuel tank
    • Patent number 5,547,096
    • Issue date Aug 20, 1996
    • Kleyn Die Engravers, Inc.
    • Hendrik Kleyn
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Molded muffler
    • Patent number 5,468,923
    • Issue date Nov 21, 1995
    • Kleyn Die Engravers, Inc.
    • Hendrik Kleyn
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Molding apparatus for articles having internal undercuts
    • Patent number 5,456,593
    • Issue date Oct 10, 1995
    • Kleyn Die Engravers, Inc.
    • Hendrik Kleyn
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Compartmented fuel tank with fuel absorbent material
    • Patent number 5,398,839
    • Issue date Mar 21, 1995
    • Kleyn Die Engravers, Inc.
    • Hendrik Kleyn
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Molding apparatus for articles having internal undercuts
    • Patent number 5,368,467
    • Issue date Nov 29, 1994
    • Kleyn Die Engravers, Inc.
    • Hendrik Kleyn
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL