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.

USPTO Granted Patents = 43 (Patent Applications = 7)

% Patents Active = 100.0

EPO Patents = 13 (Patent Applications = 17)

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:

38 out of 132,107

Samsung Electronics Co., Ltd.

patents

24 out of 7,663

Samsung Sdi Co., Inc.

patents

3 out of 5,587

Samsung Electronics Ltd.

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):Sort by Forward CitationsExplore 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.