Granted Patent
Utility
US 6,214,178 · App. 09/218,566
Focused ion beam formation of angled optoelectronic devices
Inventors:
Utpal Kumar Chakrabarti, David R. Peale
Patented Case
View Patent ↗
Granted: Apr 10, 2001
Filed: Dec 22, 1998
Inventors
Utpal Kumar Chakrabarti
David R. Peale
Assignee (at issue)
LUCENT TECHNOLOGIES INC.
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.