Granted Patent
Utility
US 5,020,076 · App. 07/526,156
Hybrid modulation apparatus
Inventors:
Stephen V. Cahill, Steven F. Gillig, Thomas J. Walczak
Patented Case
View Patent ↗
Granted: May 28, 1991
Filed: May 21, 1990
Inventors
Stephen V. Cahill
Steven F. Gillig
Thomas J. Walczak
Assignee (at issue)
Motorola, 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.