Patents by Inventor James H. Dobson

James H. Dobson 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).

  • Patent number: 4145105
    Abstract: A device for preventing the accidental disconnection of electrical cords comprising a first section and a second section. The first section has a conical-shaped plug receptacle adapted to receive any of a plurality of different sized, commercially available electrical plugs and a detent slot for holding the cord affixed to the plug. The second section has a detent slot adapted to receive a second electrical cord having a mating plug thereon. An adjustable means connects the first and second sections together to thereby prevent the accidental disconnection of the plugs when they are in a mated position.
    Type: Grant
    Filed: January 31, 1978
    Date of Patent: March 20, 1979
    Inventor: James H. Dobson