Patents by Inventor Everett C. Schwartz

Everett C. Schwartz 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 internal combustion engine
    Patent number: 3995601
    Abstract: A rotary internal combustion engine including a single shaft supporting two rotors recessed to form working chambers in adjacent sections of a housing with a cylindrical interior, one rotor performing the intake and compression functions and the other, the combustion and exhaust functions.
    Type: Grant
    Filed: January 13, 1975
    Date of Patent: December 7, 1976
    Inventor: Everett C. Schwartz