Granted Patent
Utility
US 5,471,880 · App. 08/234,192
Method and apparatus for isolating and identifying periodic Doppler signals in a turbine
Inventors:
George Lang, Robert L. Leon
Patented Case
View Patent ↗
Granted: Dec 5, 1995
Filed: Apr 28, 1994
Inventors
George Lang
Robert L. Leon
Assignee (at issue)
Electric Power Research Institute, 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.