Granted Patent
Utility
US 5,857,151 · App. 08/161,507
Radio unit for a telephone set with automatic adjustment of operating parameters based on a connected power module
Inventors:
Ari Heinonen, Ari-Pekka Lajunen, Kalevi Malmi, Jorma Virkkunen
Patented Case
View Patent ↗
Granted: Jan 5, 1999
Filed: Dec 2, 1993
Inventors
Ari Heinonen
Ari-Pekka Lajunen
Kalevi Malmi
Jorma Virkkunen
Assignee (at issue)
Nokia Mobile Phones Ltd.
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.