Inventor
SHIGA HIDEHIRO
JP47 patents
⚠️ This page may combine multiple inventors who share the name “SHIGA HIDEHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KIOXIA CORP
21 patentsUS11282559B1Mar 22, 2022
Memory device
KIOXIA CORP7 citations84
US11955176B2Apr 9, 2024
Nonvolatile semiconductor storage device having memory strings and bit lines on opposite sides of the memory strings
KIOXIA CORP3 citations75
US11264106B2Mar 1, 2022
Semiconductor memory device including memory cells at opposing sides of semiconductor
KIOXIA CORP6 citations75
US11901011B2Feb 13, 2024
Semiconductor storage device having reduced threshold distribution interference
KIOXIA CORP2 citations73
US11049573B2Jun 29, 2021
Semiconductor storage device
KIOXIA CORP3 citations73
US12354679B2Jul 8, 2025
Memory system for performing an erase voltage application operation and an erase verify operation for a nonvolatile memory
KIOXIA CORP1 citations62
US12068031B2Aug 20, 2024
Semiconductor storage device
KIOXIA CORP0 citations62
US11232843B2Jan 25, 2022
Nonvolatile semiconductor storage device and method for performing a read operation on the same
KIOXIA CORP1 citations62
US12554631B2Feb 17, 2026
Information processing apparatus and memory system
KIOXIA CORP0 citations52
US12520503B2Jan 6, 2026
Variable resistance non-volatile memory
KIOXIA CORP0 citations52
US12512162B2Dec 30, 2025
NAND memory with word line and switch transistor voltages
KIOXIA CORP0 citations52
US12277989B2Apr 15, 2025
Semiconductor memory device
KIOXIA CORP0 citations52
US12144189B2Nov 12, 2024
Three dimensional stacked semiconductor memory
KIOXIA CORP0 citations52
US11972797B2Apr 30, 2024
Memory device
KIOXIA CORP0 citations52
US11967371B2Apr 23, 2024
Semiconductor memory device
KIOXIA CORP0 citations52
US11715527B2Aug 1, 2023
Semiconductor storage device having first and second memory strings formed on opposite sides of the same pillar and method of performing a read operation therein
KIOXIA CORP0 citations52
US12431190B2Sep 30, 2025
Memory system
KIOXIA CORP0 citations50
US12211551B2Jan 28, 2025
Semiconductor memory device
KIOXIA CORP0 citations50
US12207480B2Jan 21, 2025
Variable resistance non-volatile memory with a gate insulator film at a same height as a voltage application electrode
KIOXIA CORP0 citations49
US12125545B2Oct 22, 2024
Semiconductor memory device
KIOXIA CORP0 citations49
US11972798B2Apr 30, 2024
Variable resistance nonvolatile memory
KIOXIA CORP0 citations49
TOSHIBA KK
14 patentsUS9704584B2Jul 11, 2017
Semiconductor memory device
TOSHIBA KK7 citations84
US9355731B2May 31, 2016
Semiconductor memory device and data erasing method
TOSHIBA KK10 citations84
US9349464B2May 24, 2016
Non-volatile semiconductor device
TOSHIBA KK6 citations84
US8976602B2Mar 10, 2015
Non-volatile semiconductor device
TOSHIBA KK10 citations84
US7315194B2Jan 1, 2008
Booster circuit
TOSHIBA KK16 citations84
US7269049B2Sep 11, 2007
Ferroelectric random access memory device
TOSHIBA KK7 citations74
US7692948B2Apr 6, 2010
Semiconductor memory device
TOSHIBA KK2 citations63
US7561459B2Jul 14, 2009
Semiconductor memory device
TOSHIBA KK3 citations63
US7518901B2Apr 14, 2009
Ferroelectric semiconductor memory device and method for reading the same
TOSHIBA KK3 citations63
US7397687B2Jul 8, 2008
Ferroelectric memory device having ferroelectric capacitor
TOSHIBA KK3 citations63
US7138674B2Nov 21, 2006
Semiconductor memory device
TOSHIBA KK2 citations63
US7990750B2Aug 2, 2011
Ferroelectric memory
TOSHIBA KK0 citations52
US7965536B2Jun 21, 2011
Ferroelectric memory device
TOSHIBA KK1 citations52
US7385836B2Jun 10, 2008
Ferroelectric random access memory
TOSHIBA KK0 citations42
TOSHIBA MEMORY CORP
7 patentsUS9767908B2Sep 19, 2017
Semiconductor memory device that applies an initial pass voltage followed by a final pass voltage to non-selected word lines during a write operation
TOSHIBA MEMORY CORP10 citations84
US10347338B2Jul 9, 2019
Memory device and memory controller
TOSHIBA MEMORY CORP4 citations71
US10896733B2Jan 19, 2021
Semiconductor memory device and method of controlling the same
TOSHIBA MEMORY CORP1 citations62
US10910059B2Feb 2, 2021
Nonvolatile semiconductor memory device
TOSHIBA MEMORY CORP0 citations52
US9817598B2Nov 14, 2017
Memory device cable of high write efficency
TOSHIBA MEMORY CORP1 citations52
US9805804B2Oct 31, 2017
Semiconductor memory device and data erasing method
TOSHIBA MEMORY CORP1 citations52
US10803950B2Oct 13, 2020
Memory device and memory controller
TOSHIBA MEMORY CORP0 citations50
SHIGA HIDEHIRO
3 patentsUS8274846B2Sep 25, 2012
Reference voltage generation circuit and semiconductor memory
SHIGA HIDEHIRO6 citations71
US8134349B2Mar 13, 2012
Power supply circuit that outputs a voltage stepped down from a power supply voltage
SHIGA HIDEHIRO3 citations61
US8094479B2Jan 10, 2012
Semiconductor memory device
SHIGA HIDEHIRO0 citations40