Granted Patent
Utility
US 6,534,868 · App. 09/986,289
Semiconductor device and method for fabricating the same
Inventor:
Mitsuru Sekiguchi
Patented Case
View Patent ↗
Granted: Mar 18, 2003
Filed: Nov 8, 2001
Inventor
Mitsuru Sekiguchi
Assignee (at issue)
SUMITOMO ELECTRIC INDUSTRIES, 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.