Granted Patent
Utility
US 6,814,501 · App. 10/292,454
Light-emitting device and optical transmission unit
Inventors:
Tsutomu Hamada, Shinya Kyozuka, Tomo Baba, Hideo Nakayama
Patented Case
View Patent ↗
Granted: Nov 9, 2004
Filed: Nov 13, 2002
Inventors
Tsutomu Hamada
Shinya Kyozuka
Tomo Baba
Hideo Nakayama
Assignee (at issue)
FUJI XEROX CO., 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.