Granted Patent
Utility
US 6,563,750 · App. 10/134,521
Semiconductor memory including a circuit for selecting redundant memory cells
Inventors:
Hiroshi Otori, Hiroki Fujisawa, Minoru Ebihara, Seiji Narui, Masanori Isoda, Akira Ohta
Patented Case
View Patent ↗
Granted: May 13, 2003
Filed: Apr 30, 2002
Inventors
Hiroshi Otori
Hiroki Fujisawa
Minoru Ebihara
Seiji Narui
Masanori Isoda
Akira Ohta
Assignees (at issue)
HITACHI, LTD.
Hitachi Ulsi Systems Co., 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.