Granted Patent
Utility
US 5,233,204 · App. 07/819,542
Light-emitting diode with a thick transparent layer
Inventors:
Robert M. Fletcher, Kuo-Hsin Huang, Chihping Kuo, Jiann Yu, Timothy D. Osentowski
Patented Case
View Patent ↗
Granted: Aug 3, 1993
Filed: Jan 10, 1992
Inventors
Robert M. Fletcher
Kuo-Hsin Huang
Chihping Kuo
Jiann Yu
Timothy D. Osentowski
Assignee (at issue)
Hewlett-Packard Company, L.P.
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.