Granted Patent
Utility
US 6,407,649 · App. 09/755,954
Monolithic FBAR duplexer and method of making the same
Inventors:
Pasi Tikka, Juha Ellä, Jyrki Kaitila
Patented Case
View Patent ↗
Granted: Jun 18, 2002
Filed: Jan 5, 2001
Inventors
Pasi Tikka
Juha Ellä
Jyrki Kaitila
Assignee (at issue)
Nokia
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.