Yongin, South Korea

Yookyung Kim

This inventor holds 4 USPTO granted patents and 21 published patent applications. Top assignees: Samsung Sdi Co., Inc., Samsung Sdi., Ltd.. Active years: 2025-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Yookyung Kim. Retrieved from https://idiyas.com/inventor/yookyung-kim-5lov2s0o

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

USPTO Granted Patents = 4 

% Patents Active = 75.0

Average Co-Inventor Count = 6.8

ph-index = 1


Company Filing History:


Years Active: 2025-2026

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4 patents (USPTO):Explore Patents

Title: Yookyung Kim: Innovator in Lithium Battery Technology

Introduction

Yookyung Kim is a prominent inventor based in Yongin-si, South Korea. He has made significant contributions to the field of rechargeable lithium batteries, holding three patents that showcase his innovative approach to energy storage solutions.

Latest Patents

One of Yookyung Kim's latest patents focuses on a negative active material and a rechargeable lithium battery that includes this material. The negative active material features a core made of a silicon-carbon composite, along with a polymer coating layer. This innovative design achieves a specific ratio of the height of N1s peaks measured through X-ray photoelectron spectroscopy (XPS), which is crucial for enhancing battery performance. Another patent by Kim also addresses a negative active material that consists of a silicon core with a carbon coating layer, a carbon second active material with a high aspect ratio, and a crystalline carbon third active material. These advancements are pivotal in improving the efficiency and longevity of lithium batteries.

Career Highlights

Yookyung Kim is currently employed at Samsung SDI Co., Inc., where he continues to develop cutting-edge technologies in battery systems. His work has positioned him as a key player in the advancement of energy storage solutions, particularly in the context of sustainable energy.

Collaborations

Throughout his career, Yookyung Kim has collaborated with notable colleagues, including Jaehou Nah and Youngugk Kim. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Yookyung Kim's contributions to lithium battery technology exemplify the importance of innovation in the energy sector. His patents reflect a commitment to enhancing battery performance and sustainability. As he continues to work at Samsung SDI Co., Inc., his future endeavors are likely to further impact the field of energy storage.

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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