Granted Patent
Utility
US 6,301,237 · App. 09/562,921
CDMA radio multiplex transmitting device and a CDMA radio multiplex receiving device
Inventor:
Kazuyuki Miya
Patented Case
View Patent ↗
Granted: Oct 9, 2001
Filed: May 2, 2000
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.