Patents by Inventor Alfred T. Williamson

Alfred T. Williamson 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).

  • Telephone head/hand set
    Patent number: 4782527
    Abstract: A simple combination handset and headset device includes an elongated, preferably flexible body with a mouthpiece at one end thereof and an earpiece at the other end thereof, and a tubular arm pivotally connected to the mouthpiece for rotation between handset and headset positions, whereby, when the arm lies against the body, the combination can be used in the same manner as a conventional handset, and when the body is extended and the arm rotated, the combination can be used as a headset.
    Type: Grant
    Filed: September 29, 1987
    Date of Patent: November 1, 1988
    Inventors: Alfred T. Williamson, Kerry L. Williamson