Granted Patent
Utility
US 6,526,293 · App. 09/092,010
Wireless communication apparatus having rechargeable battery
Inventor:
Ryuji Matsuo
Patented Case
View Patent ↗
Granted: Feb 25, 2003
Filed: Jun 4, 1998
Inventor
Ryuji Matsuo
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.