Inventor
SAWADA KIKUZO
JP21 patents
⚠️ This page may combine multiple inventors who share the name “SAWADA KIKUZO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
NIPPON STEEL CORP
13 patentsUS5412601AMay 2, 1995
Non-volatile semiconductor memory device capable of storing multi-value data in each memory cell
NIPPON STEEL CORP278 citations99
US5450354ASep 12, 1995
Non-volatile semiconductor memory device detachable deterioration of memory cells
NIPPON STEEL CORP129 citations97
US5514994AMay 7, 1996
Bootstrap circuit
NIPPON STEEL CORP66 citations96
US5450341ASep 12, 1995
Non-volatile semiconductor memory device having memory cells, each for at least three different data writable thereinto selectively and a method of using the same
NIPPON STEEL CORP103 citations95
US7102422B1Sep 5, 2006
Semiconductor booster circuit having cascaded MOS transistors
NIPPON STEEL CORP20 citations92
US6603346B2Aug 5, 2003
Semiconductor booster circuit having cascaded MOS transistors
NIPPON STEEL CORP38 citations92
US6000843ADec 14, 1999
Electrically alterable nonvolatile semiconductor memory
NIPPON STEEL CORP26 citations92
US5592003AJan 7, 1997
Nonvolatile semiconductor memory and method of rewriting data thereto
NIPPON STEEL CORP23 citations92
US5557572ASep 17, 1996
Non-volatile semiconductor memory device
NIPPON STEEL CORP20 citations92
US5550494AAug 27, 1996
Voltage selecting device for receiving a plurality of inputs and selectively outputting one thereof
NIPPON STEEL CORP21 citations92
US5491656AFeb 13, 1996
Non-volatile semiconductor memory device and a method of using the same
NIPPON STEEL CORP27 citations92
US5490110AFeb 6, 1996
Non-volatile semiconductor memory device having disturb verify function
NIPPON STEEL CORP50 citations92
US5408429AApr 18, 1995
Method of altering a non-volatile semiconductor memory device
NIPPON STEEL CORP8 citations74