Granted Patent
Utility
US 5,319,667 · App. 08/035,918
Tunable semiconductor laser
Inventors:
Kaspar Dutting, Olaf Hildebrand, Dieter Baums, Wilfried Idler, Michael Schilling, Klaus Wunstel
Patented Case
View Patent ↗
Granted: Jun 7, 1994
Filed: Mar 22, 1993
Inventors
Kaspar Dutting
Olaf Hildebrand
Dieter Baums
Wilfried Idler
Michael Schilling
Klaus Wunstel
Assignee (at issue)
Alcatel N.V.
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.