Granted Patent
Utility
US 6,433,926 · App. 09/865,140
Optical amplifier and a method of preventing emission therefrom of optical power exceeding a prescribed safety limit
Inventors:
Claus Friis Pedersen, Søren Møller Nielsen
Patented Case
View Patent ↗
Granted: Aug 13, 2002
Filed: May 24, 2001
Inventors
Claus Friis Pedersen
Søren Møller Nielsen
Assignee (at issue)
DSC Communications A/S
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.