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For the Inventor, By the Inventor

Seoul, South Korea

Sang Won Lee

This inventor holds 90 USPTO granted patents and 28 published patent applications and 23 EPO patents, primarily in Magnetic Core Technology (CPC class H02J7-025). Top assignees: Lg Innotek Co., Ltd., Samsung Display Co., Ltd., Azla Inc.. Active years: 2009-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sang Won Lee. Retrieved from https://idiyas.com/inventor/sang-won-lee

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

USPTO Granted Patents = 90 

% Patents Active = 83.3

 

Average Co-Inventor Count = 3.3

ph-index = 7

Forward Citations = 187(Granted Patents)

Forward Citations (Not Self Cited) = 151(Dec 10, 2025)


Inventors with similar research interests:

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Location History:

  • Gunpo-si, KR (2017)
  • Anyang-si, KR (2012 - 2023)
  • Seoul, KR (2009 - 2024)

Company Filing History:

goldMedal36 out of 5,406 
 
Lg Innotek Co., Ltd.
 patents
silverMedal17 out of 27,288 
 
Samsung Display Co., Ltd.
 patents
bronzeMedal5 out of 5 
 
Azla Inc.
 patents
4. 4 out of 51,857 
 
Lg Electronics Inc.
 patents
5. 4 out of 404 
 
Samsung Sds Co., Ltd.
 patents
6. 4 out of 7 
 
Scramoge Technology Limited
 patents
7. 3 out of 1,282 
 
Korea University Research and Business Foundation
 patents
8. 3 out of 3 
 
Pixelscope Inc.
 patents
9. 2 out of 2 
 
Korea Centers for Disease Control and Prevention
 patents
10. 2 out of 40 
 
Lg Innotekco., Ltd.
 patents
11. 2 out of 2,480 
 
Samsung Display Co., Ltd.
 patents
12. 2 out of 549 
 
Snu Rdb Foundation
 patents
13. 2 out of 4 
 
Suprema Id Inc.
 patents
14. 1 out of 14 
 
Good T Cells, Inc.
 patents
15. 1 out of 49 
 
Korea Institute of Oriental Medicine
 patents
16. 1 out of 22 
 
Korea University Industry and Academy Cooperation Foundation
 patents
17. 1 out of 1,364 
 
Sungkyunkwan University
 patents
18. 1 out of 3 
 
University of Seoul Foundation of Industry Academic Cooperation
 patents
19. 1 out of 1,492 
 
Yonsei University
 patents
where one patent can have more than one assignee

Years Active: 2009-2026

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Areas of Expertise:
Magnetic Core
Wireless Charging
Display Device
EMI Filter
Inductor
LiDAR Sensor
Glucose Detection
Blockchain Management
Guide Film
Optical Member
Composition
Eartip
90 patents (USPTO):Explore Patents
1. 12657736 - Device and method for determining video for sports broadcasting, and recording medium storing instructions (2026-06-16),
2. 12622325 - Display device and method of fabricating the same (2026-05-05),
3. 12575298 - Guide film, method of fabricating the guide film, and apparatus for and method of fabricating display device (2026-03-10),
4. 12482586 - Inductor and EMI filter including the same (2025-11-25),
5. 12223143 - Touch recognition method and device having LiDAR sensor (2025-02-11),
6. 12160701 - Dual structure TPE eartip having wax guard (2024-12-03),
7. 12112876 - Magnetic core using composite material (2024-10-08),
8. 12049068 - Guide film, method of fabricating the guide film, and apparatus for and method of fabricating display device (2024-07-30),
9. 12002606 - Ferrite core and coil component comprising same (2024-06-04),
10. 11957699 - Composition comprising punicalagin for inhibiting PAR2 activity (2024-04-16),
11. 11955262 - Inductor and EMI filter including the same (2024-04-09),
12. 11868567 - Touch recognition method and device having LiDAR sensor (2024-01-09),
13. 11784502 - Wireless charging and communication board and wireless charging and communication device (2023-10-10),
14. 11752750 - Display device manufacturing apparatus and display device manufacturing method using the same (2023-09-12),
15. 11749440 - Magnetic sheet and wireless power reception apparatus (2023-09-05),

Sure, here is the article about inventor Sang Won Lee:

Title: Innovator Spotlight: Sang Won Lee

Introduction:

Sang Won Lee is a prolific inventor based in Seoul, South Korea, with an impressive track record of 83 patents to his name. His innovative spirit and novel approaches to technology have made him a standout figure in the world of display devices and ferrite core components.

Latest Patents:

Sang Won Lee's latest patents showcase his expertise in the field of display technology. One of his recent inventions includes a guide film and method for fabricating display devices, which involves a unique process of preparing a display panel and disposing it on a guide film for efficient fabrication.

Another noteworthy patent by Lee is the ferrite core and coil component, featuring a specialized composition of grains and grain boundaries that enhance magnetic permeability and reduce core loss. This invention demonstrates Lee's deep understanding of material science and its application in electronic components.

Career Highlights:

Throughout his career, Sang Won Lee has made significant contributions to leading companies in the industry. He has worked at renowned organizations such as LG Innotek Co., Ltd. and Samsung Display Co., Ltd., where he has played a pivotal role in driving innovation and technological advancements in display technologies.

Collaborations:

In his professional journey, Sang Won Lee has collaborated with esteemed colleagues such as Seok Bae and Jai Hoon Yeom. Together, they have combined their expertise to push the boundaries of technological innovation and bring cutting-edge solutions to the market.

Conclusion:

Sang Won Lee's relentless pursuit of innovation and his passion for pushing the boundaries of technology have established him as a prominent figure in the field of display devices and electronic components. With a remarkable portfolio of patents and a history of successful collaborations, Lee continues to inspire others in the industry and pave the way for future advancements in technology.

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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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