Granted Patent
Utility
US 5,978,014 · App. 08/934,184
Video TTY device and method for videoconferencing
Inventors:
Bryan R. Martin, Truman Joe, Richard Medugno
Patented Case
View Patent ↗
Granted: Nov 2, 1999
Filed: Sep 19, 1997
Inventors
Bryan R. Martin
Truman Joe
Richard Medugno
Assignee (at issue)
8.times.8, 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.