Granted Patent
Utility
US 4,515,478 · App. 06/439,475
Coherent light detecting system including passive averaging network
Inventors:
Paul T. Ballard, Gordon R. Little
Patented Case
View Patent ↗
Granted: May 7, 1985
Filed: Nov 5, 1982
Inventors
Paul T. Ballard
Gordon R. Little
Assignee (at issue)
Systems Research Laboratories, 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.