Granted Patent
Utility
US 6,664,605 · App. 09/539,882
Dopant diffusion blocking for optoelectronic devices using InAlAs and/or InGaAlAs
Inventors:
Yuliya Akulova, Sung-Nee George Chu, Michael Geva, Mark S. Hybertsen, Charles Lentz, Abdallah Ougazzaden
Patented Case
View Patent ↗
Granted: Dec 16, 2003
Filed: Mar 31, 2000
Inventors
Yuliya Akulova
Sung-Nee George Chu
Michael Geva
Mark S. Hybertsen
Charles Lentz
Abdallah Ougazzaden
Assignee (at issue)
TriQuint Technology Holding Co.
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.