Granted Patent
Utility
US 5,937,360 · App. 08/956,787
Portable radio telephone set
Inventors:
Takanori Nishiyama, Kazunori Yanagisawa, Sakae Itakura
Patented Case
View Patent ↗
Granted: Aug 10, 1999
Filed: Oct 23, 1997
Inventors
Takanori Nishiyama
Kazunori Yanagisawa
Sakae Itakura
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.