Granted Patent
Utility
US 6,538,293 · App. 10/142,062
Semiconductor integrated circuit device and method of manufacturing the same
Inventors:
Kazuhisa Suzuki, Toshiro Takahashi, Yasunobu Yanagisawa, Yusuke Nonaka
Patented Case
View Patent ↗
Granted: Mar 25, 2003
Filed: May 10, 2002
Inventors
Kazuhisa Suzuki
Toshiro Takahashi
Yasunobu Yanagisawa
Yusuke Nonaka
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.