Granted Patent
Utility
US 6,538,945 · App. 10/050,561
Sense amplifiers having reduced Vth deviation
Inventors:
Riichiro Takemura, Tsugio Takahashi, Masayuki Nakamura, Ryo Nagai, Norikatsu Takaura, Tomonori Sekiguchi, Shinichiro Kimura
Patented Case
View Patent ↗
Granted: Mar 25, 2003
Filed: Jan 18, 2002
Inventors
Riichiro Takemura
Tsugio Takahashi
Masayuki Nakamura
Ryo Nagai
Norikatsu Takaura
Tomonori Sekiguchi
Shinichiro Kimura
Assignees (at issue)
HITACHI, LTD.
NEC CORPORATION
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.