Inventor
SHIRAKAWA MASANOBU
JP247 patents
⚠️ This page may combine multiple inventors who share the name “SHIRAKAWA MASANOBU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA MEMORY CORP
23 patentsUS10431299B2Oct 1, 2019
Semiconductor storage device and memory system
TOSHIBA MEMORY CORP19 citations94
US10120584B2Nov 6, 2018
Semiconductor memory device including a control circuit and at least two memory cell arrays
TOSHIBA MEMORY CORP15 citations93
US11195585B2Dec 7, 2021
Calculating shift amounts for read voltage correction
TOSHIBA MEMORY CORP8 citations84
US11086573B2Aug 10, 2021
Memory system
TOSHIBA MEMORY CORP4 citations84
US10978157B2Apr 13, 2021
Memory system having semiconductor memory device that performs verify operations using various verify voltages
TOSHIBA MEMORY CORP3 citations84
US10866860B2Dec 15, 2020
Memory system
TOSHIBA MEMORY CORP4 citations84
US10811105B2Oct 20, 2020
Semiconductor storage device
TOSHIBA MEMORY CORP6 citations84
US10796776B2Oct 6, 2020
Nonvolatile memory and memory system
TOSHIBA MEMORY CORP8 citations84
US10796754B2Oct 6, 2020
Semiconductor storage device and memory system including semiconductor storage device and controller
TOSHIBA MEMORY CORP4 citations84
US10748589B1Aug 18, 2020
Memory system
TOSHIBA MEMORY CORP7 citations84
US10714192B2Jul 14, 2020
Memory system
TOSHIBA MEMORY CORP5 citations84
US10635354B2Apr 28, 2020
Memory system
TOSHIBA MEMORY CORP6 citations84
US10600485B2Mar 24, 2020
Memory system having semiconductor memory device that performs verify operations using various verify voltages
TOSHIBA MEMORY CORP4 citations84
US10453536B2Oct 22, 2019
Memory system including the semiconductor memory and a controller
TOSHIBA MEMORY CORP5 citations84
US10381084B2Aug 13, 2019
Semiconductor memory device
TOSHIBA MEMORY CORP5 citations84
US10325664B2Jun 18, 2019
Multi-bit memory system with adaptive read voltage controller
TOSHIBA MEMORY CORP5 citations84
US10276243B2Apr 30, 2019
Semiconductor memory device and writing operation method thereof in which first memory cells of a page that are in a first group of contiguous columns are programmed and verified separately from second memory cells of the same page that are in a second group of contiguous columns that does not overlap with the first group
TOSHIBA MEMORY CORP7 citations84
US10204680B2Feb 12, 2019
Semiconductor storage device and memory system
TOSHIBA MEMORY CORP7 citations84
US10096366B2Oct 9, 2018
Memory system including multi-plane flash memory and controller
TOSHIBA MEMORY CORP9 citations84
US9911498B2Mar 6, 2018
Semiconductor memory device and writing operation method thereof
TOSHIBA MEMORY CORP8 citations84
US9881684B2Jan 30, 2018
Semiconductor memory device
TOSHIBA MEMORY CORP6 citations84
US9767908B2Sep 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
US9941015B2Apr 10, 2018
Semiconductor memory device
TOSHIBA MEMORY CORP9 citations83
TOSHIBA KK
19 patentsUS9269445B1Feb 23, 2016
Semiconductor memory device
TOSHIBA KK35 citations94
US9767910B1Sep 19, 2017
Semiconductor memory device and memory system
TOSHIBA KK23 citations93
US9704570B2Jul 11, 2017
Semiconductor memory device and memory system
TOSHIBA KK16 citations93
US9396775B2Jul 19, 2016
Semiconductor memory device including a control circuit and at least two memory cell arrays
TOSHIBA KK19 citations93
US8958247B2Feb 17, 2015
Semiconductor memory device
TOSHIBA KK28 citations93
US9721666B2Aug 1, 2017
Memory system
TOSHIBA KK7 citations84
US9679651B2Jun 13, 2017
Semiconductor memory device capable of determining an initial program condition for different memory cells
TOSHIBA KK8 citations84
US9659663B2May 23, 2017
Semiconductor memory device
TOSHIBA KK9 citations84
US9613713B2Apr 4, 2017
Semiconductor memory device
TOSHIBA KK9 citations84
US9548127B1Jan 17, 2017
Memory system
TOSHIBA KK12 citations84
US9355731B2May 31, 2016
Semiconductor memory device and data erasing method
TOSHIBA KK10 citations84
US9349464B2May 24, 2016
Non-volatile semiconductor device
TOSHIBA KK6 citations84
US9214238B2Dec 15, 2015
Semiconductor memory device
TOSHIBA KK13 citations84
US9136007B2Sep 15, 2015
Semiconductor memory device storing management data redundantly in different pages
TOSHIBA KK15 citations84
US9007836B2Apr 14, 2015
Non-volatile semiconductor memory device
TOSHIBA KK10 citations84
US8976602B2Mar 10, 2015
Non-volatile semiconductor device
TOSHIBA KK10 citations84
US7463515B2Dec 9, 2008
Semiconductor memory device
TOSHIBA KK10 citations84
US9478293B2Oct 25, 2016
Memory system and controller
TOSHIBA KK8 citations79
US7679977B2Mar 16, 2010
Semiconductor memory device and test method thereof
TOSHIBA KK7 citations74
SHIRAKAWA MASANOBU
3 patentsUS8570802B2Oct 29, 2013
Nonvolatile semiconductor memory device capable of speeding up write operation
SHIRAKAWA MASANOBU37 citations94
US8526241B2Sep 3, 2013
Non-volatile semiconductor memory device capable of improving failure-relief efficiency
SHIRAKAWA MASANOBU27 citations92
US8269837B2Sep 18, 2012
Digital camera and image processing apparatus
SHIRAKAWA MASANOBU10 citations82
KIOXIA CORP
3 patentsASAOKA NORICHIKA
2 patentsShowing the top 50 of 247 patents by PatentIndex Score.