Granted Patent
Utility
US 6,828,599 · App. 10/381,988
Semiconductor light-emitting diode
Inventor:
Chang Tae Kim
Patented Case
View Patent ↗
Granted: Dec 7, 2004
Filed: Jun 12, 2003
Inventor
Chang Tae Kim
Assignee (at issue)
Epivalley Co. Ltd.
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.