Granted Patent
Utility
US 6,580,713 · App. 09/236,457
Radio communication apparatus and mobile radio communication system
Inventor:
Masami Abe
Patented Case
View Patent ↗
Granted: Jun 17, 2003
Filed: Jan 25, 1999
Inventor
Masami Abe
Assignee (at issue)
OKI ELECTRIC INDUSTRY 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.