Granted Patent
Utility
US 6,664,571 · App. 09/806,260
Surface-emitting diode radiation source
Inventor:
Markus-Christian Amann
Patented Case
View Patent ↗
Granted: Dec 16, 2003
Filed: Jun 21, 2001
Inventor
Markus-Christian Amann
Assignee (at issue)
OSRAM Opto Semiconductors GmbH
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.