Suwon, South Korea

Chang Ju Lee

This inventor holds 13 USPTO granted patents and 5 published patent applications. Top assignee: Samsung Electro-Mechanics Co., Ltd.. Active years: 2013-2023.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chang Ju Lee. Retrieved from https://idiyas.com/inventor/chang-ju-lee

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

USPTO Granted Patents = 13 

% Patents Active = 92.3

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 4(Granted Patents)


Location History:

  • Gyunggi-do, KR (2013)
  • Suwon-si, KR (2021 - 2023)

Company Filing History:


Years Active: 2013-2023

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13 patents (USPTO):Explore Patents

Title: Innovations of Chang Ju Lee

Introduction

Chang Ju Lee is a prominent inventor based in Suwon-si, South Korea. He has made significant contributions to the field of electronics, holding a total of 13 patents. His work primarily focuses on touch sensing technologies and rotor input detection systems.

Latest Patents

Among his latest patents is a touch sensing module and electronic device that includes a sensing coil and a metal portion spaced apart from the coil. This innovative module features a first bracket with a surface that supports a pad, which varies in capacitance when touched. Another notable patent is the rotor input detection apparatus, which detects rotor input through a rotating component. This apparatus includes a reactance element and a motion conversion member that adjusts based on the rotor's rotation.

Career Highlights

Chang Ju Lee is currently employed at Samsung Electro-Mechanics Co., Ltd., where he continues to develop cutting-edge technologies. His expertise in electronic devices has positioned him as a key player in the industry.

Collaborations

He has collaborated with notable coworkers, including Gye Won Lee and Jong Yun Kim, contributing to various innovative projects within the company.

Conclusion

Chang Ju Lee's contributions to the field of electronics through his patents and work at Samsung Electro-Mechanics Co., Ltd. highlight his role as a leading inventor in touch sensing and rotor detection technologies. His innovations continue to shape the future of electronic devices.

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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