Granted Patent
Utility
US 6,738,481 · App. 09/757,962
Noise reduction apparatus and method
Inventors:
Leonid Krasny, Ali S. Khayrallah
Patented Case
View Patent ↗
Granted: May 18, 2004
Filed: Jan 10, 2001
Inventors
Leonid Krasny
Ali S. Khayrallah
Assignee (at issue)
ERICSSON GMBH
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.