Granted Patent
Utility
US 6,436,747 · App. 09/551,541
Method of fabricating semiconductor device
Inventors:
Mizuki Segawa, Michikazu Matsumoto, Masahiro Yasumi
Patented Case
View Patent ↗
Granted: Aug 20, 2002
Filed: Apr 18, 2000
Inventors
Mizuki Segawa
Michikazu Matsumoto
Masahiro Yasumi
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.