Granted Patent
Utility
US 6,380,577 · App. 09/612,143
Tantalum chip capacitor
Inventor:
John Y. Cadwallader
Patented Case
View Patent ↗
Granted: Apr 30, 2002
Filed: Jul 7, 2000
Inventor
John Y. Cadwallader
Assignee (at issue)
VISHAY SPRAGUE, 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.