Inventor

MASANOBU SHIRAKAWA

Inventor

JP

Overview

2021–2025

Patent span

Physics

Primary field (CPC G)

Patents· 105 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G11Cprimary

G11CStatic stores38%

G06FElectric digital data processing27%

H10BElectronic memory devices15%

H01LSemiconductor devices8%

H03MCoding2%

G06TImage data processing or generation, in general1%

G06VImage or video recognition or understanding1%

G08GTraffic control systems1%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h101%

Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use1%

PatentTitleYear

12,493,520Memory system generating error correction code parity based on rank2025 12,488,840Memory system2025 12,437,830Memory system2025 12,424,286Memory system2025 12,417,025Nonvolatile memory including intermediate buffer and input/output buffer and memory system including the nonvolatile memory2025 12,360,834Memory system and method2025 12,354,679Memory system for performing an erase voltage application operation and an erase verify operation for a nonvolatile memory2025 12,340,124Memory system2025 12,334,171Controlling memory including managing a correction value table2025 12,300,343Memory system2025 12,300,314Memory system and memory device2025 12,283,330Memory system2025 12,254,929Semiconductor memory device2025 12,198,755Nonvolatile semiconductor memory device that includes a plurality of strings2025 12,190,960Memory system and semiconductor memory device2025 12,164,772Semiconductor memory device including a control circuit and at least two memory cell arrays2024 12,165,712Memory system2024 12,165,725Memory system and method2024 12,148,477Memory system having semiconductor memory device that performs verify operations using various verify voltages2024 12,131,637Moving object and driving support system for moving object2024 12,117,902Memory system2024 12,094,541Memory system2024 12,073,890Memory system2024 12,068,044Memory system including semiconductor memory and controller capable of determining necessary shifted boundary read voltages in a short period of time2024 12,068,049Memory system2024 12,033,693Memory system and memory device2024 12,027,203Semiconductor memory device to hold 5-bits of data per memory cell2024 12,002,515Memory device configured to apply different erase intensities to different blocks during an erase operation and memory system for instructing the memory device to carry out the erase operation2024 12,001,687Memory system2024 11,995,355Memory system and shift register memory2024 11,967,379Memory device2024 11,941,251Nonvolatile memory including intermediate buffer and input/output buffer and memory system including the nonvolatile memory2024 11,923,029Memory system2024 11,915,759Memory system for restraining threshold variation to improve data reading2024 11,892,907Memory system2024 11,875,063Memory system2024 11,875,856Semiconductor memory device2024 11,869,601Memory system and memory controller2024 11,869,596Memory system including a semiconductor memory having a memory cell and a write circuit configured to write data to the memory cell2024 11,837,284Nonvolatile semiconductor memory device2023 11,804,267Memory system having semiconductor memory device that performs verify operations using various verify voltages2023 11,797,232Memory controller, memory system, and information processing system2023 11,790,986Semiconductor storage device and memory system including semiconductor storage device and controller2023 11,776,651Controlling memory including managing a correction value table2023 11,776,624Memory system and memory device2023 11,768,634Memory system and information processing system2023 11,763,893Memory system2023 11,755,236Memory system2023 11,756,642Memory system2023 11,740,794Semiconductor memory device including a control circuit and at least two memory cell arrays2023 11,742,031Memory system including the semiconductor memory and a controller2023 11,742,026Memory system including a memory controller and a memory chip that executes a two-stage program operation2023 11,705,204Semiconductor memory device2023 11,698,834Memory system2023 11,699,486Semiconductor memory device to hold 5-bits of data per memory cell2023 11,682,464Method of controlling a semiconductor memory including memory cells and a word line2023 11,675,535Memory system and shift register memory2023 11,657,875Semiconductor memory device configured to output write parameter and memory system including the same2023 11,636,914Memory system2023 11,626,167Memory system2023 11,625,926Information processing device, information processing method, and information processing program product2023 11,626,142Semiconductor memory device2023 11,615,850Semiconductor memory device2023 11,609,814Memory system2023 11,605,440Memory system2023 11,594,278Memory system and memory device2023 11,574,686Memory system2023 11,568,910Memory system2023 11,561,736Memory system2023 11,557,339Semiconductor storage device and memory system2023 11,551,756Memory device2023 11,543,969Nonvolatile memory including intermediate buffer and input/output buffer and memory system including the nonvolatile memory2023 11,545,223Memory system and memory controller2023 11,537,465Memory system2022 11,513,735Memory system and information processing system2022 11,514,986Memory system and semiconductor memory device2022 11,501,839Memory system configured to determine a write voltage applied to memory cells based on the number of erase operations2022 11,437,096Semiconductor storage device and memory system including semiconductor storage device and controller2022 11,430,520Memory system including a memory controller and a memory chip that executes a two-stage program operation2022 11,424,002Memory system that includes a NAND flash memory and a memory controller2022 11,410,725Memory system2022 11,410,732Memory system having semiconductor memory device that performs verify operations using various verify voltages2022 11,410,729Memory system including a semiconductor memory having a memory cell and a write circuit configured to write data to the memory cell2022 11,367,489Multi-bit memory system with adaptive read voltage controller2022 11,361,820Semiconductor memory device to hold 5-bits of data per memory cell2022 11,347,584Memory system2022 11,334,432Memory system2022 11,322,210Memory system2022 11,315,420Moving object and driving support system for moving object2022 11,315,643Method of controlling a semiconductor memory2022 11,289,167Information processing system including host device and memory system2022 11,270,773Semiconductor memory device2022 11,257,541Memory system and memory device2022 11,244,730Memory system including the semiconductor memory and a controller2022 11,238,936Memory system for restraining threshold variation to improve data reading2022 11,238,938Semiconductor memory device2022 11,237,763Storage device and memory controller2022 11,231,874Memory system and storage system2022 11,232,821Memory system2022 11,226,742Semiconductor memory device including a control circuit and at least two memory cell arrays2022 11,222,703Memory system2022 11,211,396Semiconductor memory device2021 11,195,585Calculating shift amounts for read voltage correction2021 11,176,971Semiconductor memory device2021 11,152,075Memory system2021

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2021–2022Patents assigned to TOSHIBA MEMORY CORP (9)· patent assignee history

2021–2025Based in JP· patent location history

2022–2025Patents assigned to KIOXIA CORP (97)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
KIOXIA CORP	97	2022–2025
TOSHIBA MEMORY CORP	9	2021–2022

Locations

Location	Patents	Span
JP	105	2021–2025