Inventor
IZUMI TATSUO
JP33 patents
⚠️ This page may combine multiple inventors who share the name “IZUMI TATSUO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA MEMORY CORP
9 patentsUS10991431B2Apr 27, 2021
Semiconductor memory device
TOSHIBA MEMORY CORP2 citations72
US10332904B2Jun 25, 2019
Semiconductor memory device and method for manufacturing same
TOSHIBA MEMORY CORP2 citations72
US10804290B2Oct 13, 2020
Semiconductor device and method of manufacturing the same
TOSHIBA MEMORY CORP2 citations71
US10431311B2Oct 1, 2019
Semiconductor memory device
TOSHIBA MEMORY CORP6 citations68
US10424348B2Sep 24, 2019
Control method for memory device
TOSHIBA MEMORY CORP1 citations62
US11024646B2Jun 1, 2021
Memory device
TOSHIBA MEMORY CORP0 citations55
US10593696B2Mar 17, 2020
Semiconductor memory device and method for manufacturing same
TOSHIBA MEMORY CORP0 citations51
US10529735B2Jan 7, 2020
Memory device
TOSHIBA MEMORY CORP0 citations44
US10510417B2Dec 17, 2019
Semiconductor memory device and memory system
TOSHIBA MEMORY CORP0 citations40
TOSHIBA KK
6 patentsUS7800163B2Sep 21, 2010
Non-volatile semiconductor storage device
TOSHIBA KK190 citations99
US9070474B2Jun 30, 2015
Nonvolatile semiconductor memory device
TOSHIBA KK10 citations84
US7902023B2Mar 8, 2011
Method of manufacturing non-volatile semiconductor storage device
TOSHIBA KK8 citations84
US7825439B2Nov 2, 2010
Semiconductor memory
TOSHIBA KK6 citations63
US9224484B2Dec 29, 2015
Nonvolatile semiconductor memory device
TOSHIBA KK0 citations52
US8929144B2Jan 6, 2015
Nonvolatile semiconductor memory device
TOSHIBA KK1 citations52
IZUMI TATSUO
6 patentsUS8324680B2Dec 4, 2012
Non-volatile semiconductor storage device with laminated vertical memory cell and select transistors
IZUMI TATSUO206 citations98
US8867273B2Oct 21, 2014
Non-volatile semiconductor memory device and method of writing data therein
IZUMI TATSUO4 citations72
US9019581B2Apr 28, 2015
Image processing apparatus and method
IZUMI TATSUO2 citations62
US8502321B2Aug 6, 2013
Semiconductor device and manufacturing method thereof
IZUMI TATSUO2 citations62
US8867277B2Oct 21, 2014
Nonvolatile semiconductor memory device
IZUMI TATSUO0 citations51
US8270212B2Sep 18, 2012
Semiconductor memory device including alternately arranged contact members
IZUMI TATSUO1 citations51
KIOXIA CORP
6 patentsUS12148479B2Nov 19, 2024
Semiconductor memory device
KIOXIA CORP0 citations62
US11769553B2Sep 26, 2023
Semiconductor memory device
KIOXIA CORP0 citations62
US11264061B2Mar 1, 2022
Control method for memory device
KIOXIA CORP0 citations62
US11849586B2Dec 19, 2023
Semiconductor device and method of manufacturing the same
KIOXIA CORP0 citations60
US11502100B2Nov 15, 2022
Semiconductor device and method of manufacturing the same
KIOXIA CORP0 citations60
US11569253B2Jan 31, 2023
Semiconductor memory device
KIOXIA CORP0 citations47
KAO CORP
5 patentsUS6462110B2Oct 8, 2002
Concrete admixture
KAO CORP23 citations88
US4759802AJul 26, 1988
Cement dispersion agent
KAO CORP28 citations86
US5674316AOct 7, 1997
Hydraulic composition
KAO CORP15 citations70
US5256199AOct 26, 1993
Cement admixture
KAO CORP3 citations60
US5720807AFeb 24, 1998
Hydraulic composition and process for preparing the same
KAO CORP5 citations56