Granted Patent
Utility
US 6,411,543 · App. 09/755,170
Dynamic random access memory (RAM), semiconductor storage device, and semiconductor integrated circuit (IC) device
Inventors:
Seiji Narui, Osamu Nagashima, Masatoshi Hasegawa, Hiroki Fujisawa, Shinichi Miyatake, Tsuyuki Suzuki, Yasunobu Aoki, Tsutom Takahashi, Kazuhiko Kajigaya
Patented Case
View Patent ↗
Granted: Jun 25, 2002
Filed: Jan 8, 2001
Inventors
Seiji Narui
Osamu Nagashima
Masatoshi Hasegawa
Hiroki Fujisawa
Shinichi Miyatake
Tsuyuki Suzuki
Yasunobu Aoki
Tsutom Takahashi
Kazuhiko Kajigaya
Assignees (at issue)
HITACHI, LTD.
Hitachi VLSI Engineering Corp.
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.