Granted Patent
Utility
US 5,367,375 · App. 07/832,282
Spatial wavefront evaluation by intensity relationship
Inventor:
Edward T. Siebert
Patented Case
View Patent ↗
Granted: Nov 22, 1994
Filed: Feb 7, 1992
Inventor
Edward T. Siebert
Assignee (at issue)
Hughes Aircraft Company
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.