Inventor

YOSHIAKI FUKUZUMI

Inventor

JP

Overview

2022–2026

Patent span

Electricity

Primary field (CPC H)

Patents· 60 as inventor

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

H10Bprimary

H10BElectronic memory devices29%

H01LSemiconductor devices22%

G11CStatic stores19%

H10DInorganic electric semiconductor devices17%

H10WGeneric packages, interconnections, connectors or other constructional details of devices covered by class h107%

H10PGeneric processes or apparatus for the manufacture or treatment of devices covered by class h106%

B81BMicrostructural devices or systems, e.g. micromechanical devices2%

PatentTitleYear

12,575,102Merged cavities and buried etch stops for three-dimensional memory arrays2026 12,563,787Electronic devices comprising a stack structure, a source contact, and a dielectric material2026 12,543,543Selective cavity merging for isolation regions in a memory die2026 12,538,491Lateral etch stops for access line formation in a memory die2026 12,518,827Memory arrays having multiple strings of series-connected memory cells selectively connected in parallel, their fabrication, and their operation2026 12,519,060Techniques for concurrently-formed cavities in three-dimensional memory arrays2026 12,475,931Capacitive sensing with a micro pump in a memory device2025 12,464,713Memory circuitry comprising strings of memory cells and method used in forming a memory array comprising strings of memory cells2025 12,439,596Semiconductor memory device for suppressing variations of impurity concentrations2025 12,419,055Semiconductor memory device having a circuit chip bonded to a memory array chip and including a solid-state drive controller and a control circuit2025 12,414,299Nonvolatile semiconductor memory device and manufacturing method thereof2025 12,400,686Microelectronic devices, and related memory devices and electronic systems2025 12,356,622Nonvolatile semiconductor memory device and method for manufacturing same2025 12,349,357Non-volatile memory device2025 12,324,154Microelectronic devices including pillars with partially-circular upper portions and circular lower portions, and related methods2025 12,317,500Semiconductor memory device having a contact plug electrically connected to an interconnection through a narrower via2025 RE050330Nonvolatile semiconductor memory device and method for driving same2025 12,237,259Electronic devices comprising multilevel bitlines, and related methods and systems2025 12,219,766Non-volatile memory device including a contour of an insulation film, located below a vertically oriented embedded body, having expanded portion corresponding to the second semicondutor portion of the lower structure2025 12,112,805Apparatus containing memory array structures having multiple sub-blocks2024 12,100,454Memory device including in-tier driver circuit2024 12,101,932Microelectronic devices, and related memory devices and electronic systems2024 12,089,410Semiconductor memory device and method for manufacturing the same2024 12,080,356Methods of forming integrated circuit structures for capacitive sense NAND memory2024 12,069,855Semiconductor memory2024 12,068,036Adaptive erase pulse width modulation based on erase suspend during erase pulse ramping period2024 12,058,862Non-volatile semiconductor storage device and method of manufacturing the same2024 11,980,031Non-volatile memory device2024 11,948,992Electronic devices comprising a dielectric material, and related systems and methods2024 11,908,5123D NAND flash memory devices and related electronic systems2024 11,903,196Microelectronic devices including tiered stacks including conductive structures isolated by slot structures, and related electronic systems and methods2024 11,903,207Method for writing data of a first memory cell transistor of a nonvolatile semiconductor memory device2024 11,903,205Method for reading data of a first memory cell transistor of a nonvolatile semiconductor memory device2024 11,871,576Semiconductor memory device including integrated control circuit and solid-state drive controller2024 11,844,218Non-volatile semiconductor storage device and method of manufacturing the same2023 11,800,717Microelectronic devices including isolation structures protruding into upper pillar portions, and related methods and systems2023 11,792,992Nonvolatile semiconductor memory device and method for manufacturing same2023 11,778,827Memory devices including multiplexer devices, and related electronic systems2023 11,765,904Non-volatile memory device having at least one metal and one semiconductor body extending through the electrode stack2023 11,744,075Semiconductor memory device and method for manufacturing the same2023 11,678,482Memory array structures for capacitive sense NAND memory2023 11,670,379Sense line structures in capacitive sense NAND memory2023 11,657,880Access operations in capacitive sense NAND memory2023 11,594,547Semiconductor device having a pad proximate to a step structure section of an array chip2023 11,574,926Non-volatile semiconductor storage device and method of manufacturing the same2023 11,562,785Microelectronic devices, and related memory devices and electronic systems2023 11,514,953Integrated assemblies, and methods of forming integrated assemblies2022 11,482,537Non-volatile memory device having at least one metal body and one semiconductor body extending through the electrode stack2022 11,437,106Capacitive sense NAND memory2022 11,424,267Dielectric extensions in stacked memory arrays2022 RE049152Nonvolatile semiconductor memory device and method for driving same2022 11,393,840Non-volatile semiconductor storage device and method of manufacturing the same2022 11,393,845Microelectronic devices, and related memory devices and electronic systems2022 11,386,966Access operations in capacitive sense NAND memory2022 11,374,021Manufacturing method of a nonvolatile semiconductor memory device2022 11,362,106Manufacturing method of a nonvolatile semiconductor memory device2022 11,322,516Microelectronic devices including isolation structures protruding into upper pillar portions, and related methods and systems2022 11,296,114Semiconductor memory device and method for manufacturing the same2022 11,257,842Nonvolatile semiconductor memory device and method for manufacturing same2022 11,227,869Memory array structures for capacitive sense NAND memory2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022–2026Patents assigned to MICRON TECHNOLOGY INC (31)· patent assignee history

2022–2025Patents assigned to KIOXIA CORP (28)· patent assignee history

2022–2026Based in JP· patent location history

2025Patents assigned to LODESTAR LICENSING GROUP LLC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MICRON TECHNOLOGY INC	31	2022–2026
KIOXIA CORP	28	2022–2025
LODESTAR LICENSING GROUP LLC	1	2025

Locations

Location	Patents	Span
JP	60	2022–2026