Granted Patent
Utility
US 6,370,402 · App. 09/500,770
Portable radio terminal
Inventor:
Tomoko Hakomori
Patented Case
View Patent ↗
Granted: Apr 9, 2002
Filed: Feb 8, 2000
Inventor
Tomoko Hakomori
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.