Inventor
SHIBATA KAYOKO
JP47 patents
⚠️ This page may combine multiple inventors who share the name “SHIBATA KAYOKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ELPIDA MEMORY INC
23 patentsUS7576433B2Aug 18, 2009
Semiconductor memory device and manufacturing method thereof
ELPIDA MEMORY INC38 citations96
US6661092B2Dec 9, 2003
Memory module
ELPIDA MEMORY INC57 citations96
US6707726B2Mar 16, 2004
Register without restriction of number of mounted memory devices and memory module having the same
ELPIDA MEMORY INC64 citations94
US7952201B2May 31, 2011
Semiconductor device including stacked semiconductor chips
ELPIDA MEMORY INC13 citations93
US7763496B2Jul 27, 2010
Stacked semiconductor memory device and control method thereof
ELPIDA MEMORY INC17 citations93
US7745919B2Jun 29, 2010
Semiconductor device including a plurality of semiconductor chips and a plurality of through-line groups
ELPIDA MEMORY INC20 citations93
US7411806B2Aug 12, 2008
Memory module and memory system
ELPIDA MEMORY INC15 citations93
US7161820B2Jan 9, 2007
Memory module and memory system having an expandable signal transmission, increased signal transmission and/or high capacity memory
ELPIDA MEMORY INC19 citations93
US8350389B2Jan 8, 2013
Semiconductor device and information processing system including the same
ELPIDA MEMORY INC15 citations92
US7489030B2Feb 10, 2009
Stacked semiconductor device
ELPIDA MEMORY INC37 citations92
US7221614B2May 22, 2007
Stacked semiconductor memory device
ELPIDA MEMORY INC18 citations92
US8040745B2Oct 18, 2011
Stacked memory and fuse chip
ELPIDA MEMORY INC11 citations84
US7965095B2Jun 21, 2011
Separate testing of continuity between an internal terminal in each chip and an external terminal in a stacked semiconductor device
ELPIDA MEMORY INC7 citations84
US7894293B2Feb 22, 2011
Memory bank arrangement for stacked memory
ELPIDA MEMORY INC13 citations84
US7893540B2Feb 22, 2011
Semiconductor memory device and manufacturing method thereof
ELPIDA MEMORY INC11 citations84
US7209376B2Apr 24, 2007
Stacked semiconductor memory device
ELPIDA MEMORY INC17 citations84
US8735288B2May 27, 2014
Semiconductor device and information processing system including the same
ELPIDA MEMORY INC12 citations83
US7051225B2May 23, 2006
Memory system, module and register
ELPIDA MEMORY INC10 citations74
US8839161B2Sep 16, 2014
Semiconductor device
ELPIDA MEMORY INC2 citations63
US7016212B2Mar 21, 2006
Memory module and memory system suitable for high speed operation
ELPIDA MEMORY INC6 citations63
US6873533B2Mar 29, 2005
Unbuffered memory system
ELPIDA MEMORY INC6 citations63
US8604621B2Dec 10, 2013
Semiconductor device and information processing system including the same
ELPIDA MEMORY INC2 citations62
US7760573B2Jul 20, 2010
Semiconductor memory device and stress testing method thereof
ELPIDA MEMORY INC1 citations52
MICRON TECHNOLOGY INC
5 patentsUS9761564B1Sep 12, 2017
Layout of transmission vias for memory device
MICRON TECHNOLOGY INC18 citations92
US11004477B2May 11, 2021
Bank and channel structure of stacked semiconductor device
MICRON TECHNOLOGY INC5 citations73
US12456683B2Oct 28, 2025
Layout of conductive vias for semiconductor device
MICRON TECHNOLOGY INC0 citations62
US11776584B2Oct 3, 2023
Bank and channel structure of stacked semiconductor device
MICRON TECHNOLOGY INC0 citations62
US10020289B2Jul 10, 2018
Layout of transmission vias for memory device
MICRON TECHNOLOGY INC0 citations52
NEC CORP
4 patentsUS7352067B2Apr 1, 2008
Stacked semiconductor device
NEC CORP35 citations92
US7330368B2Feb 12, 2008
Three-dimensional semiconductor device provided with interchip interconnection selection means for electrically isolating interconnections other than selected interchip interconnections
NEC CORP16 citations84
US6519726B1Feb 11, 2003
Semiconductor device and testing method of the same
NEC CORP10 citations74
US6330201B2Dec 11, 2001
Semiconductor memory device exhibiting improved high speed and stable write operations
NEC CORP6 citations63
PS4 LUXCO SARL
4 patentsUS9640243B2May 2, 2017
Semiconductor device including stacked semiconductor chips
PS4 LUXCO SARL1 citations63
US9312209B2Apr 12, 2016
Semiconductor device
PS4 LUXCO SARL0 citations52
US9048239B2Jun 2, 2015
Semiconductor device including stacked semiconductor chips
PS4 LUXCO SARL0 citations52
US9032350B2May 12, 2015
Semiconductor device
PS4 LUXCO SARL0 citations52