Granted Patent
Utility
US 5,276,496 · App. 07/969,753
Optical receiver for area location system
Inventors:
Alan C. Heller, Albert C. McNamara, Jr.
Patented Case
View Patent ↗
Granted: Jan 4, 1994
Filed: Oct 30, 1992
Inventors
Alan C. Heller
Albert C. McNamara, Jr.
Assignee (at issue)
Precision Tracking FM, 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.