Granted Patent
Utility
US 6,226,500 · App. 08/502,204
Portable radio communication apparatus
Inventor:
Takayuki Nonami
Patented Case
View Patent ↗
Granted: May 1, 2001
Filed: Jul 13, 1995
Inventor
Takayuki Nonami
Assignee (at issue)
MITSUBISHI ELECTRIC 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.