Granted Patent
Utility
US 6,567,454 · App. 09/847,177
Coupled-resonator vertical-cavity lasers with two active gain regions
Inventors:
Arthur J. Fischer, Kent D. Choquette, Weng W. Chow
Patented Case
View Patent ↗
Granted: May 20, 2003
Filed: May 1, 2001
Inventors
Arthur J. Fischer
Kent D. Choquette
Weng W. Chow
Assignee (at issue)
Sandia Corporation
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.