Granted Patent
Utility
US 6,433,670 · App. 09/181,384
Pager and a method of displaying the number of messages received by the same
Inventor:
Yukio Miyashita
Patented Case
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Granted: Aug 13, 2002
Filed: Oct 28, 1998
Inventor
Yukio Miyashita
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.