Daejeon, South Korea

Jung Hyun Choi

This inventor holds 22 USPTO granted patents and 6 published patent applications and 18 EPO patents, primarily in Lithium Secondary Batteries. Top assignees: Lg Energy Solution, Ltd., Lg Chem, Ltd. Active years: 2019-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jung Hyun Choi. Retrieved from https://idiyas.com/inventor/jung-hyun-choi-7up392ff

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

Calculating rank
USPTO Granted Patents = 22 

% Patents Active = 90.9

 

Average Co-Inventor Count = 4.6

ph-index = 1

Forward Citations = 40(Granted Patents)


Company Filing History:


Years Active: 2019-2026

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Areas of Expertise:
Negative Electrode Active Material
Lithium Secondary Battery
Preparation Method
Silicon-Based Composite
Carbon Coating Layer
Intermediate Layer
Negative Electrode
Battery Technology
Energy Storage
Electrode Design
Battery Materials
22 patents (USPTO):Explore Patents

Title: **Innovator Profile: Jung Hyun Choi**

Introduction

Jung Hyun Choi is a prominent inventor based in Daejeon, South Korea, known for his significant contributions to the field of energy storage technologies. With a total of 19 patents to his name, he has been actively involved in the development of advanced materials for batteries, particularly focusing on negative electrode active materials.

Latest Patents

Among his latest innovations are two notable patents related to negative electrode active materials. The first patent describes a negative electrode active material that features a spherical carbon-based particle and a unique carbon layer comprised of nanoparticles. This nanoparticle structure includes a silicon core encapsulated by an oxide layer enriched in SiO, alongside a coating layer of LiF. The second patent introduces a novel negative electrode active material that incorporates silicon-based oxide particles with a metal distributed throughout. This innovative design demonstrates impressive compressive fracture strength, indicating substantial resilience under pressure, which is crucial for battery applications.

Career Highlights

Jung Hyun Choi has played an instrumental role in the advancement of battery technologies through his work with leading companies in the industry. He has held positions at LG Chem, Ltd. and LG Energy Solution, Ltd., where he contributed to research and development efforts aimed at improving battery performance and efficiency.

Collaborations

In his professional journey, Jung has collaborated with several esteemed colleagues, including Yong Ju Lee and Eun Kyung Kim. These partnerships have fostered a creative environment that has led to several of his groundbreaking patents and innovations in the field.

Conclusion

Jung Hyun Choi's innovative work continues to pave the way for advancements in battery technology. His expertise in developing high-performance negative electrode materials underscores his impact on the energy storage sector, positioning him as a leading figure in this essential area of research. Through his patented inventions, he is contributing to a more sustainable future driven by improved energy solutions.

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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