Patents by Inventor James G. Stevenson

James G. Stevenson 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).

  • Coin operated tire inflating apparatus
    Patent number: 4236622
    Abstract: Pneumatically operated, coin actuated apparatus for inflating tires for a predetermined period of time.
    Type: Grant
    Filed: March 12, 1979
    Date of Patent: December 2, 1980
    Inventor: James G. Stevenson