Granted Patent
Utility
US 6,093,575 · App. 09/057,371
Semiconductor device and production method of a semiconductor device having a capacitor
Inventor:
Kohei Eguchi
Patented Case
View Patent ↗
Granted: Jul 25, 2000
Filed: Apr 9, 1998
Inventor
Kohei Eguchi
Assignee (at issue)
NIPPON STEEL 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.