Granted Patent
Utility
US 4,815,812 · App. 06/436,508
Alignable single channel fiber optic rotary joint
Inventor:
Michael B. Miller
Patented Case
View Patent ↗
Granted: Mar 28, 1989
Filed: Oct 25, 1982
Inventor
Michael B. Miller
Assignee (at issue)
Litton Systems, Inc.
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.