Granted Patent
Utility
US 4,342,014 · App. 06/222,430
Multi-resonator crystal filter having a reduced number of pins and method of fabrication thereof
Inventor:
Aristotelis S. Arvanitis
Patented Case
View Patent ↗
Granted: Jul 27, 1982
Filed: Jan 5, 1981
Inventor
Aristotelis S. Arvanitis
Assignee (at issue)
Motorola, Inc.
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.