Patents by Inventor Marius Moreau

Marius Moreau has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Auxiliary hydraulic drive for a trailer-tractor combination
    Patent number: 4140194
    Abstract: A tractor-trailer combination includes an auxiliary hydraulic drive motor for driving an axle of the trailer and a hydraulic coupling for coupling and uncoupling the hydraulic drive motor and the axle depending on the speed of movement of the trailer tractor combination.
    Type: Grant
    Filed: March 25, 1977
    Date of Patent: February 20, 1979
    Inventor: Marius Moreau