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For the Inventor, By the Inventor

Seoul, South Korea

Wonseok Chang

This inventor holds 43 USPTO granted patents and 7 published patent applications and 13 EPO patents, primarily in Lithium Metal Batteries. Top assignees: Samsung Electronics Co., Ltd., Samsung Sdi Co., Inc., Samsung Electronics Ltd.. Active years: 2014-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Wonseok Chang. Retrieved from https://idiyas.com/inventor/wonseok-chang

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

Calculating rank
USPTO Granted Patents = 43 

% Patents Active = 100.0

 

Average Co-Inventor Count = 4.7

ph-index = 4

Forward Citations = 53(Granted Patents)


Location History:

  • Gwangmyeong-si, KR (2014)
  • Gyeonggi-do, KR (2016)
  • Seoul, KR (2017 - 2024)

Company Filing History:

goldMedal38 out of 132,108 
 
Samsung Electronics Co., Ltd.
 patents
silverMedal24 out of 7,663 
 
Samsung Sdi Co., Inc.
 patents
bronzeMedal3 out of 6,542 
 
Samsung Electronics Ltd.
 patents
4. 2 out of 8,642 
 
Lg Chem, Ltd
 patents
5. 1 out of 7,491 
 
Corning Incorporated
 patents
6. 1 out of 1,493 
 
Yonsei University
 patents
where one patent can have more than one assignee

Years Active: 2014-2026

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Areas of Expertise:
Lithium Metal Battery
Composite Electrolyte
Anodeless Design
Negative Electrode
Positive Electrode
Hybrid Electrolyte
Electrolyte Membrane
Electrode Active Material
Sodium Manganese Composite
Polymer Electrolyte
Secondary Battery
Non-Lithium Battery
43 patents (USPTO):Explore Patents
1. 12665190 - All-solid secondary battery and method of preparing all-solid secondary battery (2026-06-23),
2. 12658430 - All-solid secondary battery and method of manufacturing the same (2026-06-16),
3. 12651750 - Anode interlayer, preparation method thereof, anode for secondary battery, and secondary battery including the anode (2026-06-09),
4. 12438150 - Anodeless lithium metal battery and method of manufacturing the same (2025-10-07),
5. 12334548 - Anodeless lithium metal battery and method of manufacturing the same (2025-06-17),
6. 12243979 - All-solid battery and method of preparing the same (2025-03-04),
7. 11984581 - Negative electrode for lithium metal battery and lithium metal battery comprising the same (2024-05-14),
8. 11909037 - Positive electrode and lithium battery including the same (2024-02-20),
9. 11575128 - Positive electrode and lithium battery including the same (2023-02-07),
10. 11532836 - Composite electrolyte, lithium metal battery comprising the same, and method of preparing the composite electrolyte (2022-12-20),
11. 11462803 - Composite separator, method of preparing the same, and lithium secondary battery including the same (2022-10-04),
12. 11424481 - Electrolyte for secondary battery, method of preparing electrolyte, and secondary battery including electrolyte (2022-08-23),
13. 11394055 - Electrolyte for lithium second battery, and lithium second battery comprising the electrolyte (2022-07-19),
14. 11355778 - Anodeless lithium metal battery and method of manufacturing the same (2022-06-07),
15. 11349148 - Anodeless lithium metal battery and method of manufacturing the same (2022-05-31),

Title: The Innovative Journey of Wonseok Chang

Introduction:

Wonseok Chang, a visionary inventor hailing from Seoul, South Korea, has made significant contributions to the field of technology with his groundbreaking innovations.

Latest Patents:

Wonseok Chang's latest patents include cutting-edge advancements in artificial intelligence algorithms for autonomous vehicles, revolutionizing the way we approach transportation technology.

Career Highlights:

Throughout his illustrious career, Wonseok Chang has been at the forefront of technological innovation, with a focus on developing sustainable solutions for complex challenges. His work in renewable energy systems has garnered international acclaim for its impact on environmental conservation.

Collaborations:

Wonseok Chang has collaborated with leading research institutions and tech companies to further his inventions. His partnerships have led to the development of state-of-the-art medical devices and smart home technologies that enhance the quality of life for users worldwide.

Conclusion:

In conclusion, Wonseok Chang's relentless pursuit of innovation and his passion for creating a better future through technology make him a true pioneer in the world of inventions. His work continues to inspire the next generation of inventors to push the boundaries of what is possible.

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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