Granted Patent
Utility
US 4,377,322 · App. 06/201,350
Fiber optic coupler
Inventors:
Richard G. Ransley, William H. Sahm, III
Patented Case
View Patent ↗
Granted: Mar 22, 1983
Filed: Oct 27, 1980
Inventors
Richard G. Ransley
William H. Sahm, III
Assignee (at issue)
General Electric 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.