Patents by Inventor Michael A. Laster

Michael A. Laster 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).

  • Dolly alignment guide for large, multi-trailer/van rigs
    Patent number: 7976051
    Abstract: An alignment guide and remotely operated latch mechanism for use in coupling a towing dolly of a two trailer rig, the towing dolly being connected to a first trailer of the two trailer rig and used to pull a second trailer of the two trailer rig behind the first trailer, the alignment guide facilitating coaxial alignment of the towing dolly with the first trailer by pulling the first trailer and towing dolly forward with a tractor, and the alignment guide further facilitating the coaxially aligned first trailer and towing dolly to be backed up together for hitching the towing dolly to the second trailer.
    Type: Grant
    Filed: August 11, 2008
    Date of Patent: July 12, 2011
    Inventors: Michael A. Laster, Glenn Hart