Granted Patent
Utility
US 6,346,764 · App. 09/738,830
Multilayer piezoelectric transformer
Inventor:
Clark D Boyd
Patented Case
View Patent ↗
Granted: Feb 12, 2002
Filed: Dec 15, 2000
Inventor
Clark D Boyd
Assignee (at issue)
FACE INTERNATIONAL CORPORATON
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.