Inventor
NAKAKUMA TETSUJI
JP15 patents
⚠️ This page may combine multiple inventors who share the name “NAKAKUMA TETSUJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
12 patentsUS5828615AOct 27, 1998
Reference potential generator and a semiconductor memory device having the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD53 citations96
US6067265AMay 23, 2000
Reference potential generator and a semiconductor memory device having the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD22 citations92
US5523974AJun 4, 1996
Semiconductor memory device with redundant memory cell backup
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD48 citations92
US5515312AMay 7, 1996
Semiconductor memory device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD33 citations92
US5953277ASep 14, 1999
Reference potential generator and a semiconductor memory device having the same
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations82
US5546342AAug 13, 1996
Semiconductor memory device including reverse and rewrite means
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD11 citations73
US7307866B2Dec 11, 2007
Ferroelectric memory and method for reading data from the ferroelectric memory
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations62
US7280406B2Oct 9, 2007
Semiconductor memory device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD2 citations62
US6888759B2May 3, 2005
Semiconductor device comprising a differential sense amplifier, a write column selection switch and a read column selection switch
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1 citations62
US7184344B2Feb 27, 2007
Semiconductor device comprising a differential sense amplifier, a write column selection switch and a read column selection switch
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations52
US7106631B2Sep 12, 2006
Semiconductor device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD0 citations52
US7136313B2Nov 14, 2006
Semiconductor storage device
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD1 citations51