Granted Patent
Utility
US 4,861,124 · App. 07/252,461
Dual-section spatial modulation transmitter
Inventors:
Kenneth D. Labaugh, John D. Kuppenheimer, Jr.
Patented Case
View Patent ↗
Granted: Aug 29, 1989
Filed: Oct 3, 1988
Inventors
Kenneth D. Labaugh
John D. Kuppenheimer, Jr.
Assignee (at issue)
Sanders 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.