Granted Patent
Utility
US 5,914,947 · App. 08/553,647
Mobile radio communication system which allocates spread codes mobiles which are able to determine the distance between a mobile and a base station
Inventor:
Naritoshi Saito
Patented Case
View Patent ↗
Granted: Jun 22, 1999
Filed: Dec 1, 1995
Inventor
Naritoshi Saito
Assignee (at issue)
Kabushiki Kaisha Toshiba
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.