TREA

Hartmut Mayer

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  • Ditzingen, DE
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Patents Grantslast 30 patents

  • Information Patent Grant

    Convertible top for a motor vehicle and the like
    • Patent number 6,536,830
    • Issue date Mar 25, 2003
    • Dr. Ing. h.c.F Porsche AG
    • Hartmut Mayer
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Floor conveyor vehicle
    • Patent number 5,746,291
    • Issue date May 5, 1998
    • Dr. Ing. h.c.F. Porsche AG
    • Hans-Peter Knauss
    • B60 - VEHICLES IN GENERAL
  • Information Patent Grant

    Steering axle
    • Patent number 4,862,986
    • Issue date Sep 5, 1989
    • Dr. Ing. h.c.F. Porsche Aktiengesellschaft
    • Juergen Mahncke
    • B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS