Daejeon, South Korea

Chang-Ju Lee

This inventor holds 3 USPTO granted patents and 3 published patent applications and 4 EPO patents. Top assignee: Lg Energy Solution, Ltd.. Active years: 2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Chang-Ju Lee. Retrieved from https://idiyas.com/inventor/chang-ju-lee-kk9d4v03

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

Calculating rank
USPTO Granted Patents = 3 

% Patents Active = 100.0

 

Average Co-Inventor Count = 3.6

ph-index = 1


Company Filing History:


Years Active: 2025

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3 patents (USPTO):Explore Patents

Title: Chang-Ju Lee: Innovator in Lithium Battery Technology

Introduction

Chang-Ju Lee is a prominent inventor based in Daejeon, South Korea. He has made significant contributions to the field of lithium secondary batteries, focusing on advancements in anode active materials. With a total of 3 patents to his name, his work is pivotal in enhancing battery performance and efficiency.

Latest Patents

Chang-Ju Lee's latest patents include innovative methods and materials for lithium secondary batteries. One of his notable patents describes an anode active material that features a graphite core with a dual carbon coating layer. This design optimizes the crystallinity of the carbon layers, improving battery performance. Another patent outlines a method for manufacturing a globular carbon-based anode active material, which involves a series of steps including mixing, spheronizing, and heat treating to create high-quality granulated particles.

Career Highlights

Chang-Ju Lee is currently employed at LG Energy Solution, Ltd., where he continues to push the boundaries of battery technology. His expertise in materials science and engineering has led to advancements that are crucial for the development of more efficient energy storage solutions.

Collaborations

Throughout his career, Chang-Ju Lee has collaborated with esteemed colleagues such as Sang-Wook Woo and Hyun-Chul Kim. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Chang-Ju Lee's contributions to lithium battery technology are noteworthy and impactful. His patents reflect a commitment to advancing energy storage solutions, which are essential for the future of technology and sustainability.

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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