Inventor
UCHIKAWA HIRONORI
JP78 patents
⚠️ This page may combine multiple inventors who share the name “UCHIKAWA HIRONORI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
14 patentsUS8385117B2Feb 26, 2013
Semiconductor memory device and decoding method
TOSHIBA KK35 citations94
US8732544B2May 20, 2014
Semiconductor memory device and method of controlling the same
TOSHIBA KK9 citations93
US7508704B2Mar 24, 2009
Non-volatile semiconductor storage system
TOSHIBA KK43 citations93
US8032810B2Oct 4, 2011
Non-volatile semiconductor storage device and non-volatile storage system
TOSHIBA KK23 citations92
US7532681B2May 12, 2009
Wireless communication apparatus
TOSHIBA KK21 citations92
US9384090B2Jul 5, 2016
Semiconductor memory device and method of controlling the same
TOSHIBA KK7 citations84
US8959411B2Feb 17, 2015
Semiconductor memory device and method of controlling the same
TOSHIBA KK7 citations84
US8386881B2Feb 26, 2013
Semiconductor memory device and method of controlling the same
TOSHIBA KK7 citations84
US7872910B2Jan 18, 2011
Non-volatile semiconductor storage system
TOSHIBA KK14 citations84
US9761325B1Sep 12, 2017
Memory system
TOSHIBA KK10 citations83
US9594627B2Mar 14, 2017
Controller and control method
TOSHIBA KK6 citations73
US9183083B2Nov 10, 2015
Controller
TOSHIBA KK4 citations73
US9130598B2Sep 8, 2015
Decoding apparatus, decoding method, and decoding program for use in quantum error correction
TOSHIBA KK6 citations72
US7979777B2Jul 12, 2011
Apparatus, method and program for decoding
TOSHIBA KK6 citations63
KIOXIA CORP
14 patentsUS11575395B2Feb 7, 2023
Semiconductor memory device and method of controlling the same
KIOXIA CORP2 citations84
US11355202B2Jun 7, 2022
Semiconductor memory with different threshold voltages of memory cells
KIOXIA CORP4 citations84
US11837294B2Dec 5, 2023
Semiconductor memory with different threshold voltages of memory cells
KIOXIA CORP2 citations73
US11309918B2Apr 19, 2022
Memory system
KIOXIA CORP3 citations72
US11011239B2May 18, 2021
Semiconductor memory
KIOXIA CORP3 citations71
US11768732B2Sep 26, 2023
Soft decoding method using LLR conversion table
KIOXIA CORP3 citations69
US12413251B2Sep 9, 2025
Semiconductor memory device and method of controlling the same
KIOXIA CORP0 citations63
US12367938B2Jul 22, 2025
Semiconductor memory with different threshold voltages of memory cells
KIOXIA CORP0 citations63
US12074616B2Aug 27, 2024
Semiconductor memory device and method of controlling the same
KIOXIA CORP0 citations63
US12009837B2Jun 11, 2024
Syndrome calculation for error detection and error correction
KIOXIA CORP0 citations63
US11711100B2Jul 25, 2023
Syndrome calculation for error detection and error correction
KIOXIA CORP1 citations63
US12411732B2Sep 9, 2025
Memory system and control method
KIOXIA CORP0 citations62
US11892907B2Feb 6, 2024
Memory system
KIOXIA CORP0 citations62
US11537465B2Dec 27, 2022
Memory system
KIOXIA CORP0 citations62
TOSHIBA MEMORY CORP
11 patentsUS9946596B2Apr 17, 2018
Global error recovery system
TOSHIBA MEMORY CORP39 citations94
US11038536B2Jun 15, 2021
Semiconductor memory device and method of controlling the same
TOSHIBA MEMORY CORP4 citations84
US10613930B2Apr 7, 2020
Global error recovery system
TOSHIBA MEMORY CORP2 citations73
US10607707B2Mar 31, 2020
Semiconductor memory with different threshold voltages of memory cells
TOSHIBA MEMORY CORP3 citations73
US10146482B2Dec 4, 2018
Global error recovery system
TOSHIBA MEMORY CORP2 citations73
US11231994B2Jan 25, 2022
Memory system and method of controlling nonvolatile memory
TOSHIBA MEMORY CORP2 citations72
US10956264B2Mar 23, 2021
Memory system
TOSHIBA MEMORY CORP1 citations72
US10574272B2Feb 25, 2020
Memory system
TOSHIBA MEMORY CORP4 citations72
US10430275B2Oct 1, 2019
Memory system
TOSHIBA MEMORY CORP2 citations72
US10333558B2Jun 25, 2019
Decoding device and decoding method
TOSHIBA MEMORY CORP4 citations71
US10061691B2Aug 28, 2018
Write data optimization methods for non-volatile semiconductor memory devices
TOSHIBA MEMORY CORP4 citations71
UCHIKAWA HIRONORI
5 patentsUS8136014B2Mar 13, 2012
Non-volatile semiconductor memory device
UCHIKAWA HIRONORI16 citations92
US8572465B2Oct 29, 2013
Nonvolatile semiconductor memory system having first and second error correction units
UCHIKAWA HIRONORI8 citations84
US8078940B2Dec 13, 2011
Non-volatile semiconductor memory device
UCHIKAWA HIRONORI10 citations84
US8149623B2Apr 3, 2012
Controller and non-volatile semiconductor memory device
UCHIKAWA HIRONORI13 citations83
US8739005B2May 27, 2014
Error correction encoding apparatus, error correction decoding apparatus, nonvolatile semiconductor memory system, and parity check matrix generation method
UCHIKAWA HIRONORI3 citations63
KANNO SHINICHI
3 patentsUS8196008B2Jun 5, 2012
Semiconductor memory device and method of controlling the same
KANNO SHINICHI9 citations92
US8117517B2Feb 14, 2012
Semiconductor memory device and method of controlling the same
KANNO SHINICHI19 citations92
US8069394B2Nov 29, 2011
Semiconductor memory device and method of controlling the same
KANNO SHINICHI10 citations92
SAKURADA KENJI
1 patentSAKAUE KENJI
1 patentOBATA HARUKA
1 patentShowing the top 50 of 78 patents by PatentIndex Score.