Granted Patent
Utility
US 6,404,542 · App. 09/613,519
Multiple emitter semiconductor laser pump source for scaling of pump power and generation of unpolarized light for light signal amplification
Inventors:
Mehrdad Ziari, David F. Welch, Vincent G. Dominic, Bardia Pezeshki, Robert J. Lang
Patented Case
View Patent ↗
Granted: Jun 11, 2002
Filed: Jul 10, 2000
Inventors
Mehrdad Ziari
David F. Welch
Vincent G. Dominic
Bardia Pezeshki
Robert J. Lang
Assignee (at issue)
SDL Limited
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.