Granted Patent
Utility
US 5,610,941 · App. 08/513,725
IC card radio modem
Inventors:
Masahiko Tanaka, Kohei Nishiyama
Patented Case
View Patent ↗
Granted: Mar 11, 1997
Filed: Aug 11, 1995
Inventors
Masahiko Tanaka
Kohei Nishiyama
Assignee (at issue)
NEC CORPORATION
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.