Inventor

HIDEAKI ITO

Inventor

JP

Overview

2023–2026

Patent span

Physics

Primary field (CPC G)

Patents· 15 as inventor

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

G11Bprimary

G11BInformation storage based on relative movement between record carrier and transducer55%

B23BTurning5%

B23QDetails, components, or accessories for machine tools, e.g. arrangements for copying or controlling5%

E02FDredging5%

G01BMeasuring length, thickness or similar linear dimensions5%

G06FElectric digital data processing5%

H01HElectric switches5%

H02KDynamo-electric machines5%

H05FStatic electricity5%

H05KPrinted circuits5%

PatentTitleYear

12,529,203Work machine2026 12,406,697Voltage slew control of fine actuators during discharge2025 12,266,385Data storage device having dual actuators and method for emergency power off retract (EPOR) of dual actuators2025 12,267,945Electronic component protection structure and switch device2025 12,254,909VCM PWM to linear mode transition offset optimization to improve PES2025 11,978,482Data storage device with closed loop extended park mode during spin down operation2024 11,948,603Optimize power, RTV, and coupled PES during seek operations2024 11,862,202Data storage device with smart ISOFET threshold voltage automatic tuning2024 11,837,264Data storage device having dual actuators and method for data egress throttling during emergency power off retract (EPOR)2023 11,823,710Dual spindle motors and dual spindle motor control for data storage2023 11,801,564Perforating apparatus for cylindrical workpiece, method for perforating cylindrical workpiece, method for manufacturing cylindrical product, and method for inspecting cylindrical workpiece2023 11,763,843VCM PWM to linear mode transition offset optimization to improve PES2023 11,763,844Data storage device having dual actuators and method for emergency power off retract (EPOR) of dual actuators2023 11,749,303Data storage device with soft on-disk activation of fine actuators2023 11,650,761Data protection during concurrent operations for multiple actuator data storage devices2023

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2023–2025Patents assigned to WESTERN DIGITAL TECH INC (12)· patent assignee history

2023Patents assigned to NGK INSULATORS LTD (1)· patent assignee history

2023–2026Based in JP· patent location history

2025Patents assigned to TOYO DENSO KK (1)· patent assignee history

2026Patents assigned to HITACHI CONSTRUCTION MACH CO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
WESTERN DIGITAL TECH INC	12	2023–2025
HITACHI CONSTRUCTION MACH CO	1	2026
NGK INSULATORS LTD	1	2023
TOYO DENSO KK	1	2025

Locations

Location	Patents	Span
JP	15	2023–2026