Granted Patent
Utility
US 6,100,544 · App. 09/081,760
Light-emitting diode having a layer of AlGaInP graded composition
Inventors:
Kun-Chuan Lin, Lung-Chien Chen
Patented Case
View Patent ↗
Granted: Aug 8, 2000
Filed: May 20, 1998
Inventors
Kun-Chuan Lin
Lung-Chien Chen
Assignee (at issue)
VISUAL PHOTONICS EXPITAXY 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.