Granted Patent
Utility
US 6,684,086 · App. 09/890,939
Radio base station device and radio communication method
Inventor:
Kazuyuki Miya
Patented Case
View Patent ↗
Granted: Jan 27, 2004
Filed: Aug 7, 2001
Inventor
Kazuyuki Miya
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.