Granted Patent
Utility
US 5,280,540 · App. 07/774,182
Video teleconferencing system employing aspect ratio transformation
Inventors:
Eric J. Addeo, Michael Bianchi, Thomas H. Judd, Henri E. Tohme
Patented Case
View Patent ↗
Granted: Jan 18, 1994
Filed: Oct 9, 1991
Inventors
Eric J. Addeo
Michael Bianchi
Thomas H. Judd
Henri E. Tohme
Assignee (at issue)
Bell Communications Research, Inc.
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.