Patents by Inventor John E. L. Atkins

John E. L. Atkins 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).

  • Opposed piston machinery
    Patent number: 4381903
    Abstract: An opposed-piston compressor has a rigid yoke which interconnects the pistons, and a drive comprising a crankshaft and balance weights within the yoke, enabling the shaft bearings to be placed close to the center line of the pistons.
    Type: Grant
    Filed: September 25, 1980
    Date of Patent: May 3, 1983
    Assignee: Hamworthy Engineering Limited
    Inventor: John E. L. Atkins