Patents by Inventor Rainer E. Weishaar

Rainer E. Weishaar 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).

  • Fuel economizer
    Patent number: 4303051
    Abstract: An engine fuel economizer comprising an electric fuel heating device interposed between the fuel pump and carburetor of a gasoline engine in proximity to the carburetor, a catalytic vapor condenser and filter interposed between the heating device and carburetor, and a relief valve interposed between the heating device and vapor condenser and connected to the fuel line between the fuel tank and fuel pump.
    Type: Grant
    Filed: May 9, 1977
    Date of Patent: December 1, 1981
    Assignee: Michigan Motor Corporation
    Inventor: Rainer E. Weishaar