Patents by Inventor Bobby J. Johnston

Bobby J. Johnston 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).

  • Extension cord apparatus
    Patent number: 4897512
    Abstract: Improved storage apparatus for electric extension cords and the like that includes a reel for storing a power cord or pig tail, a second drum for storing the extension cord, and that further includes level wind apparatus which uniformly locates the extension cord on the second drum whereby long cords can be stored in a relatively small space without tangling.
    Type: Grant
    Filed: April 18, 1988
    Date of Patent: January 30, 1990
    Inventor: Bobby J. Johnston