TREA

Jeffrey D. Gras

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  • Zeeland, MI, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Panel fastener
    • Patent number 5,502,942
    • Issue date Apr 2, 1996
    • Prince Corporation
    • Jeffrey D. Gras
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Upholstery system
    • Patent number RE34333
    • Issue date Aug 3, 1993
    • Prince Corporation
    • Thomas L. Boerema
    • 297 - Chairs and seats
  • Information Patent Grant

    Armrest torque control
    • Patent number 4,953,259
    • Issue date Sep 4, 1990
    • Prince Corporation
    • Dale J. Frye
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Upholstery system
    • Patent number 4,890,883
    • Issue date Jan 2, 1990
    • Prince Corporation
    • Thomas L. Boerema
    • B60 - VEHICLES IN GENERAL