Granted Patent
Utility
US 6,131,038 · App. 08/958,931
Method of and apparatus for selecting a channel in a base station by determining the field intensity of radiowaves received
Inventor:
Nobuhiro Sekine
Patented Case
View Patent ↗
Granted: Oct 10, 2000
Filed: Oct 28, 1997
Inventor
Nobuhiro Sekine
Assignee (at issue)
Oki Electric 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.