Granted Patent
Utility
US 5,983,103 · App. 08/625,309
Location registration inhibition control apparatus for mobile radio telephone and its method thereof
Inventor:
Ikuo Sakaguchi
Patented Case
View Patent ↗
Granted: Nov 9, 1999
Filed: Apr 1, 1996
Inventor
Ikuo Sakaguchi
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.