Irvine, CA, United States of America

Jaesoo Byoun

This inventor holds 29 USPTO granted patents and 5 published patent applications, primarily in Data Storage Devices. Top assignees: Western Digital Technologies, Inc., Other. Active years: 2016-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jaesoo Byoun. Retrieved from https://idiyas.com/inventor/jaesoo-byoun

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 29 

% Patents Active = 96.6

Average Co-Inventor Count = 2.4

ph-index = 6

Forward Citations = 123(Granted Patents)


Company Filing History:


Years Active: 2016-2025

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Areas of Expertise:
Data Storage Device
Dual Actuators
Spindle Motor Control
Power Optimization
Servo Control
Analog-to-Digital Converter
Emergency Power Off
Voice Coil Motors
Predictive Oversampling
Current Balancing Circuit
Shock Sensor Measurement
Fine Actuator Activation
29 patents (USPTO):Explore Patents

Title: Innovations by Jaesoo Byoun in Data Storage Technologies

Introduction: Jaesoo Byoun is a renowned inventor located in Irvine, CA, with an impressive portfolio of 27 patents to his name. His innovative contributions, particularly in the field of data storage devices, have significantly advanced technology.

Latest Patents: Among his latest patents is a groundbreaking invention titled "Data storage device with closed loop extended park mode during spin down operation." This patent describes a data storage device that includes a spindle motor designed to rotate disks and one or more processing devices that manage the operation of the motor. This invention ensures that the current discharged from the spindle motor during its spin-down does not exceed a selected limit, thus optimizing efficiency.

Another notable patent is focused on optimizing power, RTV, and coupled PES during seek operations. This innovation involves a data storage device equipped with disks and an actuator arm assembly featuring a voice coil motor (VCM). The technology allows the VCM to operate in different modes and settings, enabling precise control during the seeking process towards a target track. This patent emphasizes the importance of fine-tuning motor settings to enhance operational efficiency.

Career Highlights: Jaesoo Byoun has made significant strides in his career, particularly through his tenure at Western Digital Technologies, Inc. His expertise in data storage technology has positioned him as a vital contributor within the industry.

Collaborations: Throughout his career, Jaesoo has collaborated with notable individuals such as Brian A. Johnson and Timothy A. Ferris. These collaborations have likely contributed to the innovation and development of several powerful technologies within the data storage domain.

Conclusion: Jaesoo Byoun is a prominent inventor whose work in data storage technology continues to influence the industry positively. With an impressive number of patents under his belt, his innovations reflect a commitment to advancing technology and optimizing performance in data storage devices. As his career progresses, it is anticipated that he will continue to develop groundbreaking solutions that uphold his reputation as a leading innovator.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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