Inventor
FUJI YUKIO
JP23 patents
⚠️ This page may combine multiple inventors who share the name “FUJI YUKIO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ELPIDA MEMORY INC
13 patentsUS7502252B2Mar 10, 2009
Nonvolatile semiconductor memory device and phase change memory device
ELPIDA MEMORY INC82 citations97
US7751227B2Jul 6, 2010
Memory device including a programmable resistance element
ELPIDA MEMORY INC16 citations92
US7580277B2Aug 25, 2009
Memory device including a programmable resistance element
ELPIDA MEMORY INC28 citations92
US7692979B2Apr 6, 2010
Memory readout circuit and phase-change memory device
ELPIDA MEMORY INC19 citations90
US7675770B2Mar 9, 2010
Phase change memory device
ELPIDA MEMORY INC8 citations84
US7646633B2Jan 12, 2010
Method for programming phase-change memory and method for reading date from the same
ELPIDA MEMORY INC8 citations84
US7554147B2Jun 30, 2009
Memory device and manufacturing method thereof
ELPIDA MEMORY INC16 citations84
US7548894B2Jun 16, 2009
Artificial neural network
ELPIDA MEMORY INC18 citations84
US7449711B2Nov 11, 2008
Phase-change-type semiconductor memory device
ELPIDA MEMORY INC13 citations84
US7391643B2Jun 24, 2008
Semiconductor memory device and writing method thereof
ELPIDA MEMORY INC14 citations84
US7532508B2May 12, 2009
Semiconductor memory device having phase change memory cells arranged in a checker manner
ELPIDA MEMORY INC4 citations62
US7800940B2Sep 21, 2010
Semiconductor memory device and writing method thereof
ELPIDA MEMORY INC0 citations52
US8050124B2Nov 1, 2011
Semiconductor memory device and method with two sense amplifiers
ELPIDA MEMORY INC1 citations50
NEC CORP
6 patentsUS6016276AJan 18, 2000
Semiconductor memory device which can be set one from multiple threshold value
NEC CORP30 citations92
US5768203AJun 16, 1998
Single-chip memory system having a page access mode
NEC CORP7 citations73
US5719820AFeb 17, 1998
Semiconductor memory device
NEC CORP11 citations73
US5121036AJun 9, 1992
Semiconductor integrated circuit with pads and power supply lines
NEC CORP12 citations73
US5577003ANov 19, 1996
Decoding circuit for use in semiconductor read only memory
NEC CORP4 citations62
US5929653AJul 27, 1999
Semiconductor integrated circuit having programmable enabling circuit
NEC CORP0 citations38