Patents by Inventor Earl G. Bunce

Earl G. Bunce 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).

  • Rotary engine
    Patent number: 4512302
    Abstract: A rotary internal combustion engine having separately housed compression and power rotors, and wherein there is a pair of sealing rotors positioned adjacent to diametrically opposite peripheral edges of each rotor to form two sealed pressure chambers in each housing.
    Type: Grant
    Filed: July 5, 1983
    Date of Patent: April 23, 1985
    Inventor: Earl G. Bunce