Granted Patent
Utility
US 5,817,551 · App. 08/701,913
Semiconductor device and method of manufacturing the same
Inventors:
Taizo Fujii, Takehiro Hirai, Sugao Fujinaga
Patented Case
View Patent ↗
Granted: Oct 6, 1998
Filed: Aug 23, 1996
Inventors
Taizo Fujii
Takehiro Hirai
Sugao Fujinaga
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.