Granted Patent
Utility
US 5,233,338 · App. 07/765,528
Display devices having color sequential illumination
Inventor:
Paul W. H. Surguy
Patented Case
View Patent ↗
Granted: Aug 3, 1993
Filed: Sep 25, 1991
Inventor
Paul W. H. Surguy
Assignee (at issue)
Thorn EMI plc
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.