Granted Patent
Utility
US 6,801,423 · App. 10/434,441
Capacitor element with thick cathode layer
Inventor:
Takahiro Nakamura
Patented Case
View Patent ↗
Granted: Oct 5, 2004
Filed: May 7, 2003
Inventor
Takahiro Nakamura
Assignee (at issue)
ROHM CO., LTD.
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.