Granted Patent
Utility
US 6,230,123 · App. 09/205,342
Noise reduction method and apparatus
Inventors:
Fisseha Mekuria, Hans Cavander
Patented Case
View Patent ↗
Granted: May 8, 2001
Filed: Dec 3, 1998
Inventors
Fisseha Mekuria
Hans Cavander
Assignee (at issue)
TELEFONAKTIEBOLAGET LM ERICSSON (PUBL)
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.