Granted Patent
Utility
US 5,390,211 · App. 08/111,082
Optical parametric oscillator with unstable resonator
Inventors:
James B. Clark, Bertram C. Johnson
Patented Case
View Patent ↗
Granted: Feb 14, 1995
Filed: Aug 24, 1993
Inventors
James B. Clark
Bertram C. Johnson
Assignee (at issue)
Spectra Physics Lasers, 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.