Granted Patent
Utility
US 6,285,744 · App. 09/402,693
Telephony test system with adjustable output impedance
Inventors:
Regis J. Nero, Jr., Louis Hiener, Richard Allen Bair, Frederick J. Kiko, Leo W. Manuel, II, Lester Mintzer
Patented Case
View Patent ↗
Granted: Sep 4, 2001
Filed: Dec 22, 1999
Inventors
Regis J. Nero, Jr.
Louis Hiener
Richard Allen Bair
Frederick J. Kiko
Leo W. Manuel, II
Lester Mintzer
Assignee (at issue)
Tollgrade Communications, 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.