Granted Patent
Utility
US 6,677,615 · App. 10/265,148
Semiconductor light-emitting device, electrode for the device, method for fabricating the electrode, LED lamp using the device, and light source using the LED lamp
Inventors:
Ryouichi Takeuchi, Kazuhiro Mitani, Wataru Nabekura, Takashi Udagawa, Takaharu Hoshina
Patented Case
View Patent ↗
Granted: Jan 13, 2004
Filed: Oct 7, 2002
Inventors
Ryouichi Takeuchi
Kazuhiro Mitani
Wataru Nabekura
Takashi Udagawa
Takaharu Hoshina
Assignee (at issue)
Showa Denko K.K.
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.