Granted Patent
Utility
US 5,523,726 · App. 08/322,833
Digital quadriphase-shift keying modulator
Inventors:
Brian W. Kroeger, Roy R. Stehlik
Patented Case
View Patent ↗
Granted: Jun 4, 1996
Filed: Oct 13, 1994
Inventors
Brian W. Kroeger
Roy R. Stehlik
Assignee (at issue)
Westinghouse Electric Company LLC
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.