Granted Patent
Utility
US 5,920,591 · App. 08/679,925
Spreading code generator and CDMA communication system
Inventors:
Atsushi Fukasawa, Toshio Kato, Manabu Kawabe, Shinichi Sato, Kiyoki Sekine
Patented Case
View Patent ↗
Granted: Jul 6, 1999
Filed: Jul 15, 1996
Inventors
Atsushi Fukasawa
Toshio Kato
Manabu Kawabe
Shinichi Sato
Kiyoki Sekine
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.