Granted Patent
Utility
US 5,208,699 · App. 07/811,199
Compensated, SBS-free optical beam amplification and delivery apparatus and method
Inventors:
David A. Rockwell, John L. Bartelt
Patented Case
View Patent ↗
Granted: May 4, 1993
Filed: Dec 20, 1991
Inventors
David A. Rockwell
John L. Bartelt
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.