Granted Patent
Utility
US 5,281,935 · App. 07/905,593
Surface mountable piezoelectric device using a metallic support structure with in situ finish plate mask
Inventors:
Thomas A. Knecht, Jean-Robert Achille, Marlin Luff
Patented Case
View Patent ↗
Granted: Jan 25, 1994
Filed: Jun 26, 1992
Inventors
Thomas A. Knecht
Jean-Robert Achille
Marlin Luff
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.