Granted Patent
Utility
US 5,900,642 · App. 09/028,676
Semiconductor light emitting device
Inventors:
Hiroshi Nakatsu, Jun Nakamura
Patented Case
View Patent ↗
Granted: May 4, 1999
Filed: Feb 24, 1998
Inventors
Hiroshi Nakatsu
Jun Nakamura
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.