Granted Patent
Utility
US 5,707,890 · App. 08/409,581
Method of shifting a wavelength in a semiconductor structure having quantum wells
Inventors:
Jean-Yves Emery, Leon Goldstein
Patented Case
View Patent ↗
Granted: Jan 13, 1998
Filed: Mar 24, 1995
Inventors
Jean-Yves Emery
Leon Goldstein
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.