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For the Inventor, By the Inventor

Gyeonggi-do, South Korea

Changsu Lee

This inventor holds 5 USPTO granted patents and 8 published patent applications. Top assignees: Samsung Electronics Co., Ltd., Foosung Co., Ltd.. Active years: 2018-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Changsu Lee. Retrieved from https://idiyas.com/inventor/changsu-lee

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

USPTO Granted Patents = 5 

% Patents Active = 40.0

Average Co-Inventor Count = 4.7

ph-index = 1


Location History:

  • Gyeonggi-do, KR (2018 - 2020)
  • Suwon-si, KR (2022)

Company Filing History:

goldMedal5 out of 132,108 
 
Samsung Electronics Co., Ltd.
 patents
silverMedal1 out of 6 
 
Foosung Co., Ltd.
 patents
where one patent can have more than one assignee

Years Active: 2018-2025

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5 patents (USPTO):Explore Patents
1. 12509633 - Composition for surface treatment and surface treatment method using the same (2025-12-30),
2. 11526363 - Electronic apparatus and control method thereof (2022-12-13),
3. 10707783 - Electrostatic induction device for performing power generating function (2020-07-07),
4. 10511257 - Photovoltaic cell having polarization characteristic and electronic device having the same (2019-12-17),
5. 9986082 - Interface device and method between electronic device and external device using ear jack of the electronic device (2018-05-29),
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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