Granted Patent
Utility
US 5,208,568 · App. 07/829,367
Method for producing dielectric resonator apparatus having metallized mesa
Inventor:
Frederick L. Sassin
Patented Case
View Patent ↗
Granted: May 4, 1993
Filed: Feb 3, 1992
Inventor
Frederick L. Sassin
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.