Patents by Inventor Alan E. Dobrowolski

Alan E. Dobrowolski 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: 4727569
    Abstract: Telephone apparatus mounted on an airplane food and beverage tray which is pivotable from a storage position nearly flush with the back of a seat of an airplane to a position of use, and includes a telephone handset that in a storage position in a tray recess is substantially flush with the surface of the tray that the recess opens through, the handset including a microphone portion and a combination credit card reader and speaker portion resiliently urged to an inclined condition relative to the microphone portion, latch mechanism to releasably retain the handset in the tray recess, a reel mounted in the tray that is resiliently retained in a datum position that the telephone cord connected to the handset is tightly wound and the second telephone cord that is electrically connected in the reel to the first cord is loosely wound, the second cord being connected to a terminal on a wall of the airplane which in turn is electrically connected through a computer to the primary telephone transmitter.
    Type: Grant
    Filed: February 18, 1986
    Date of Patent: February 23, 1988
    Assignee: Wolfgang A. Kutrieb
    Inventors: Wolfgang A. Kutrieb, John M. Kurschner, Alan E. Dobrowolski, John A. Larson, Scott L. Robinson