Granted Patent
Utility
US 6,459,359 · App. 09/123,527
Communication apparatus capable of displaying the number of unconfirmed messages
Inventor:
Yukio Miyashita
Patented Case
View Patent ↗
Granted: Oct 1, 2002
Filed: Jul 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.