Granted Patent
Utility
US 5,926,529 · App. 08/737,545
Communication system for detecting an unauthorized intruder terminal unit
Inventors:
Wilfried Hache, Jost Kawczyk, Michael Walton Andreas, Axel Kiessling
Patented Case
View Patent ↗
Granted: Jul 20, 1999
Filed: Nov 12, 1996
Inventors
Wilfried Hache
Jost Kawczyk
Michael Walton Andreas
Axel Kiessling
Assignee (at issue)
U.S. Philips Corporation
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.