Granted Patent
Utility
US 5,214,372 · App. 07/777,453
Linearizing circuit for dectection of a RF-power sensor
Inventors:
Risto Vaisanen, Jukka Sarasmo, Vesa Pekkarinen
Patented Case
View Patent ↗
Granted: May 25, 1993
Filed: Oct 11, 1991
Inventors
Risto Vaisanen
Jukka Sarasmo
Vesa Pekkarinen
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.