Granted Patent
Utility
US 6,738,646 · App. 10/069,267
Base station device and method for communication
Inventors:
Kenichi Miyoshi, Takahisa Aoyama, Toyoki Ue, Osamu Kato, Katsuhiko Hiramatsu, Atsushi Sumasu
Patented Case
View Patent ↗
Granted: May 18, 2004
Filed: Feb 25, 2002
Inventors
Kenichi Miyoshi
Takahisa Aoyama
Toyoki Ue
Osamu Kato
Katsuhiko Hiramatsu
Atsushi Sumasu
Assignee (at issue)
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.