Granted Patent
Utility
US 6,614,172 · App. 09/726,461
High efficiency white light emitting diode
Inventors:
Chien-Chia Chiu, Chiu-Ling Chen, Kwang K. Shih
Patented Case
View Patent ↗
Granted: Sep 2, 2003
Filed: Nov 30, 2000
Inventors
Chien-Chia Chiu
Chiu-Ling Chen
Kwang K. Shih
Assignee (at issue)
Industrial Technology Research Institute
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.