Patents by Inventor David S. Kenney

David S. Kenney 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).

  • Cordless telephone switch and line selector
    Patent number: 4484029
    Abstract: In a cordless, head mounted telephone set a means of powering the radio transmission and reception unit and selecting telephone lines is provided by ganging the power and selecting switch thereof to the rotation of the microphone mouth piece.
    Type: Grant
    Filed: August 29, 1983
    Date of Patent: November 20, 1984
    Inventor: David S. Kenney