Granted Patent
Utility
US 5,506,919 · App. 08/411,035
Conductive membrane optical modulator
Inventor:
David Anthony Roberts
Patented Case
View Patent ↗
Granted: Apr 9, 1996
Filed: Mar 27, 1995
Inventor
David Anthony Roberts
Assignee (at issue)
EASTMAN KODAK 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.