Granted Patent
Utility
US 5,278,402 · App. 08/073,953
Real-scene dispersion sensor detecting two wavelengths and determining time delay
Inventor:
Steven J. Wein
Patented Case
View Patent ↗
Granted: Jan 11, 1994
Filed: Jun 9, 1993
Inventor
Steven J. Wein
Assignee (at issue)
Litton Systems, 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.