Granted Patent
Utility
US 6,321,200 · App. 09/346,854
Method for extracting features from a mixture of signals
Inventor:
Michael A. Casey
Patented Case
View Patent ↗
Granted: Nov 20, 2001
Filed: Jul 2, 1999
Inventor
Michael A. Casey
Assignee (at issue)
Mitsubishi Electric Research Laboratories, Inc.
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.