Granted Patent
Utility
US 6,791,116 · App. 10/424,137
Light emitting diode
Inventors:
Yuji Takahashi, Shigeru Fukumoto, Katsunori Arakane, Atsuo Hirano, Kunihiro Hadame, Kunihiko Obara, Toshihide Maeda, Hiromi Kitahara, Kenichi Koya, Yoshinobu Yamanouchi
Patented Case
View Patent ↗
Granted: Sep 14, 2004
Filed: Apr 28, 2003
Inventors
Yuji Takahashi
Shigeru Fukumoto
Katsunori Arakane
Atsuo Hirano
Kunihiro Hadame
Kunihiko Obara
Toshihide Maeda
Hiromi Kitahara
Kenichi Koya
Yoshinobu Yamanouchi
Assignees (at issue)
TOYODA GOSEI CO., LTD.
SUMITOMO ELECTRIC INDUSTRIES, 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.