Granted Patent
Utility
US 5,418,785 · App. 07/893,302
Multiple-channel token ring network with single optical fiber utilizing subcarrier multiplexing with a dedicated control channel
Inventors:
Robert Olshansky, Paul M. Hill
Patented Case
View Patent ↗
Granted: May 23, 1995
Filed: Jun 4, 1992
Inventors
Robert Olshansky
Paul M. Hill
Assignee (at issue)
GTE Laboratories Incorporated
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.