Granted Patent
Utility
US 5,475,521 · App. 08/058,454
Optical communication system with monitoring device for avoiding giant pluses
Inventor:
Rolf Heidemann
Patented Case
View Patent ↗
Granted: Dec 12, 1995
Filed: May 6, 1993
Inventor
Rolf Heidemann
Assignee (at issue)
Alcatel Sel Aktiengesellschaft
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.