Patents by Inventor Peter M. Oldfield

Peter M. Oldfield 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).

  • Back rest cushion
    Patent number: 4535495
    Abstract: A back rest cushion constituting a therapeutic pad of resilient material is formed with a curving front surface to support the full length of the spine. The cushion is cut away at its upper corners to give freedom of movement to the scapulae.
    Type: Grant
    Filed: July 25, 1983
    Date of Patent: August 20, 1985
    Assignee: Easy Ride, Inc.
    Inventor: Peter M. Oldfield