Granted Patent
Utility
US 6,218,233 · App. 09/185,586
Thin film capacitor having an improved bottom electrode and method of forming the same
Inventor:
Koichi Takemura
Patented Case
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Granted: Apr 17, 2001
Filed: Nov 4, 1998
Inventor
Koichi Takemura
Assignee (at issue)
NEC 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.