Granted Patent
Utility
US 6,441,702 · App. 09/844,264
Method and system for wafer-level tuning of bulk acoustic wave resonators and filters
Inventors:
Juha Ellä, Pasi Tikka, Jyrki Kaitila
Patented Case
View Patent ↗
Granted: Aug 27, 2002
Filed: Apr 27, 2001
Inventors
Juha Ellä
Pasi Tikka
Jyrki Kaitila
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.