Seoul, South Korea

Inrak Choi

This inventor holds 2 USPTO granted patents and 1 published patent application. Top assignees: Leland Stanford Junior University, Seoul National University. Active years: 2024-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Inrak Choi. Retrieved from https://idiyas.com/inventor/inrak-choi-1i9f36a4

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

Calculating rank
USPTO Granted Patents = 2 

% Patents Active = 50.0

Average Co-Inventor Count = 5.0

ph-index = 1


Company Filing History:


Years Active: 2024-2026

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2 patents (USPTO):Explore Patents

Title: Inrak Choi: Innovator in Soft Actuator Technology

Introduction

Inrak Choi is a prominent inventor based in Seoul, South Korea. He has made significant contributions to the field of soft actuator technology, holding a total of 2 patents. His innovative work focuses on developing advanced actuators that enhance functionality and adaptability in various applications.

Latest Patents

Inrak Choi's latest patents include the "Soft variable impedance actuator using embedded jamming layer" and the "Bi-stable soft electromagnetic actuator." The first patent describes a variable impedance actuator that features a bladder-style actuator with a jamming brake located inside. This design allows for independent control of both the bladder-style actuator and the jamming brake. The second patent outlines a bi-stable soft electromagnetic actuator, which consists of a housing made from a stretchable elastic body and a stretchable coil portion that generates an electromagnetic field. This actuator is designed to maintain a specific distance using permanent magnet portions arranged within the frame.

Career Highlights

Inrak Choi has worked at prestigious institutions, including Seoul National University and Stanford University. His experience in these renowned universities has allowed him to collaborate with leading experts in the field and contribute to groundbreaking research.

Collaborations

Some of his notable coworkers include Gyo Wook Shin and Yeongjin Choi. Their collaborative efforts have further advanced the research and development of soft actuator technologies.

Conclusion

Inrak Choi's innovative contributions to soft actuator technology demonstrate his expertise and commitment to advancing the field. His patents reflect a deep understanding of actuator design and functionality, positioning him as a key figure in this area of research.

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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