Granted Patent
Utility
US 6,657,911 · App. 10/274,985
Semiconductor device with low power consumption memory circuit
Inventors:
Masanao Yamaoka, Koichiro Ishibashi, Shigezumi Matsui, Kenichi Osada
Patented Case
View Patent ↗
Granted: Dec 2, 2003
Filed: Oct 22, 2002
Inventors
Masanao Yamaoka
Koichiro Ishibashi
Shigezumi Matsui
Kenichi Osada
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.