Patents by Inventor Leonard Mast

Leonard Mast 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).

  • Adjustable hydraulic metering system
    Publication number: 20070199439
    Abstract: A vehicle is disclosed having a hydraulic control system with a user input to select a range of metering rates.
    Type: Application
    Filed: February 28, 2006
    Publication date: August 30, 2007
    Inventors: Joshua Stephens, Leonard Mast