Granted Patent
Utility
US 5,005,932 · App. 07/432,933
Electro-optic modulator
Inventors:
James H. Schaffner, William B. Bridges, Adrian E. Popa
Patented Case
View Patent ↗
Granted: Apr 9, 1991
Filed: Nov 6, 1989
Inventors
James H. Schaffner
William B. Bridges
Adrian E. Popa
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.