Granted Patent
Utility
US 6,476,421 · App. 09/838,592
Semiconductor light-emitting device and method for manufacturing thereof
Inventors:
Kazuaki Sasaki, Junichi Nakamura, Shouichi Ohyama
Patented Case
View Patent ↗
Granted: Nov 5, 2002
Filed: Apr 20, 2001
Inventors
Kazuaki Sasaki
Junichi Nakamura
Shouichi Ohyama
Assignee (at issue)
SHARP KABUSHIKI KAISHA
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.