Granted Patent
Utility
US 6,617,632 · App. 10/005,300
Semiconductor device and a method of manufacturing the same
Inventors:
Yasuhiro Taniguchi, Kazuyoshi Shiba, Nozomu Matsuzaki, Hidenori Takada, Hitoshi Kume, Shoji Shukuri
Patented Case
View Patent ↗
Granted: Sep 9, 2003
Filed: Dec 7, 2001
Inventors
Yasuhiro Taniguchi
Kazuyoshi Shiba
Nozomu Matsuzaki
Hidenori Takada
Hitoshi Kume
Shoji Shukuri
Assignee (at issue)
HITACHI, 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.