Granted Patent
Utility
US 6,690,699 · App. 10/081,313
Quantum cascade laser with relaxation-stabilized injection
Inventors:
Federico Capasso, Alfred Yi Cho, Albert Lee Hutchinson, Gaetano Scamarcio, Deborah Lee Sivco, Mariano Troccoli
Patented Case
View Patent ↗
Granted: Feb 10, 2004
Filed: Feb 21, 2002
Inventors
Federico Capasso
Alfred Yi Cho
Albert Lee Hutchinson
Gaetano Scamarcio
Deborah Lee Sivco
Mariano Troccoli
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.