Inventor
NAKAI TSUKASA
JP45 patents
⚠️ This page may combine multiple inventors who share the name “NAKAI TSUKASA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
27 patentsUS7214416B2May 8, 2007
Phase-change optical recording medium
TOSHIBA KK37 citations92
US9136468B2Sep 15, 2015
Nonvolatile semiconductor memory device
TOSHIBA KK10 citations84
US9030881B2May 12, 2015
Nonvolatile semiconductor memory device
TOSHIBA KK15 citations84
US9018682B2Apr 28, 2015
Semiconductor memory device
TOSHIBA KK17 citations84
US8809931B2Aug 19, 2014
Nonvolatile semiconductor memory device
TOSHIBA KK9 citations84
US9536894B2Jan 3, 2017
Non-volatile memory device
TOSHIBA KK9 citations83
US9450026B2Sep 20, 2016
Semiconductor device
TOSHIBA KK4 citations73
US7132147B2Nov 7, 2006
Phase-change optical recording medium
TOSHIBA KK4 citations73
US9379164B2Jun 28, 2016
Integrated circuit device
TOSHIBA KK5 citations71
US7510990B2Mar 31, 2009
Sputtering target, optical thin film and manufacturing method thereof using the sputtering target, and optical recording medium
TOSHIBA KK3 citations63
US7294382B2Nov 13, 2007
Phase-change optical recording medium
TOSHIBA KK2 citations63
US9287499B2Mar 15, 2016
Integrated circuit device
TOSHIBA KK2 citations62
US9019777B2Apr 28, 2015
Nonvolatile semiconductor memory device and operating method of the same
TOSHIBA KK3 citations62
US8964459B2Feb 24, 2015
Magnetoresistive element and writing method of magnetic memory
TOSHIBA KK3 citations62
US8378331B2Feb 19, 2013
Nonvolatile semiconductor memory device
TOSHIBA KK4 citations62
US7858166B2Dec 28, 2010
Phase change recording medium
TOSHIBA KK4 citations62
US7542404B2Jun 2, 2009
Optical recording media
TOSHIBA KK6 citations62
US7510753B2Mar 31, 2009
Phase-change optical recording media
TOSHIBA KK2 citations62
US7357969B2Apr 15, 2008
Phase-change optical recording medium
TOSHIBA KK6 citations62
US7291375B2Nov 6, 2007
Phase-change optical recording medium
TOSHIBA KK2 citations62
US9142771B2Sep 22, 2015
Superlattice phase change memory device
TOSHIBA KK3 citations56
US9570514B2Feb 14, 2017
Semiconductor device
TOSHIBA KK1 citations52
US9536616B1Jan 3, 2017
Non-volatile memory device and method for reading out data
TOSHIBA KK1 citations52
US7767285B2Aug 3, 2010
Phase-change optical recording medium
TOSHIBA KK1 citations52
US7643397B2Jan 5, 2010
Phase-change optical recording media and optical recording-reproducing apparatus
TOSHIBA KK0 citations52
US9076685B2Jul 7, 2015
Semiconductor memory device and method for manufacturing the same
TOSHIBA KK1 citations50
US7736715B2Jun 15, 2010
Optical recording medium, and information recording/playback apparatus and method using the medium
TOSHIBA KK0 citations41
NAKAI TSUKASA
3 patentsUS8334525B2Dec 18, 2012
Nonvolatile semiconductor memory device including a variable resistance layer including carbon
NAKAI TSUKASA20 citations90
US8339834B2Dec 25, 2012
Non-volatile semiconductor memory device including a variable resistance element
NAKAI TSUKASA21 citations89
US8232042B2Jul 31, 2012
Storage medium, reproducing method, and recording method
NAKAI TSUKASA1 citations51
TSUKAMOTO TAKAYUKI
3 patentsTOSHIBA MEMORY CORP
3 patentsUS11060990B2Jul 13, 2021
Semiconductor measurement device and method of measuring semiconductor
TOSHIBA MEMORY CORP0 citations48
US10545170B2Jan 28, 2020
Measuring method of scanning probe microscopy using penetrative pressing force
TOSHIBA MEMORY CORP0 citations41
US10345336B2Jul 9, 2019
Scanning probe microscope and measurement method using the same
TOSHIBA MEMORY CORP0 citations40