Patents by Inventor Marvin B. Carter

Marvin B. Carter 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).

  • Combined rotary-reciprocating piston compressor
    Patent number: 4057367
    Abstract: A compact but high volume displacement, relatively noiseless and vibration free compressor for refrigeration gas or the like combining a rotary drive input with six cylinders and three reciprocating pistons within a rotor housed in a stator.
    Type: Grant
    Filed: December 11, 1975
    Date of Patent: November 8, 1977
    Inventors: James S. Moe, Marvin B. Carter, Ray L. Carter