Granted Patent
Utility
US 6,570,865 · App. 09/881,124
CDMA mobile communications system and communication method
Inventors:
Hironari Masui, Yasuo Ohgoshi, Takashi Yano, Nobukazu Doi
Patented Case
View Patent ↗
Granted: May 27, 2003
Filed: Jun 15, 2001
Inventors
Hironari Masui
Yasuo Ohgoshi
Takashi Yano
Nobukazu Doi
Assignee (at issue)
HITACHI, 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.