Patents Assigned to Conference Communications, Inc.
  • Interactive overlay-driven computer display system
    Patent number: 5250929
    Abstract: An interactive overlay-driven computer display system wherein the selective activation of a software "switch" by the operator each time the digitizer stylus is contiguous to the overlay, causes a visual image of the overlay (which normally has selectable menu items printed thereon) to be automatically displayed on the monitor screen.
    Type: Grant
    Filed: July 29, 1991
    Date of Patent: October 5, 1993
    Assignee: Conference Communications, Inc.
    Inventors: Clifford J. Hoffman, Keith A. Combs
  • Lectern or similar article
    Patent number: D300789
    Type: Grant
    Filed: July 8, 1986
    Date of Patent: April 25, 1989
    Assignee: Conference Communications, Inc.
    Inventors: Timothy P. Johnson, Pierre L. Crease, Clifford J. Hoffman