Granted Patent
Utility
US 4,822,130 · App. 07/087,832
Fiber optic hermetic feedthrough
Inventors:
Jack J. Maranto, Gregory B. Noll
Patented Case
View Patent ↗
Granted: Apr 18, 1989
Filed: Aug 21, 1987
Inventors
Jack J. Maranto
Gregory B. Noll
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.