Granted Patent
Utility
US 5,331,651 · App. 08/007,564
Method and apparatus for adjusting the wavelength in an optical device and laser using the method
Inventors:
Michael Becker, Wolfgang Reichert, Emmerich Muller
Patented Case
View Patent ↗
Granted: Jul 19, 1994
Filed: Jan 22, 1993
Inventors
Michael Becker
Wolfgang Reichert
Emmerich Muller
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.