Granted Patent
Utility
US 6,492,223 · App. 09/848,235
Method of fabricating semiconductor device equipped with capacitor portion
Inventors:
Jun Kanamori, Yoshiaki Katakura
Patented Case
View Patent ↗
Granted: Dec 10, 2002
Filed: May 4, 2001
Inventors
Jun Kanamori
Yoshiaki Katakura
Assignee (at issue)
OKI ELECTRIC INDUSTRY 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.