Granted Patent
Utility
US 5,594,561 · App. 08/040,648
Flat panel display with elliptical diffuser and fiber optic plate
Inventor:
Randall D. Blanchard
Patented Case
View Patent ↗
Granted: Jan 14, 1997
Filed: Mar 31, 1993
Inventor
Randall D. Blanchard
Assignee (at issue)
Palomar Technologies, 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.