Granted Patent
Utility
US 6,583,492 · App. 10/254,399
Capacitor element having a contact hole structure in an electrode structure
Inventor:
Kazutaka Otsuki
Patented Case
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Granted: Jun 24, 2003
Filed: Sep 25, 2002
Inventor
Kazutaka Otsuki
Assignee (at issue)
NEC Electronics Corporation
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.