Location History:
- Anyang, KR (2014)
- Anyang-si, KR (2020)
- Daejeon, KR (2020 - 2021)
Company Filing History:
2 out of 8,305 
1 out of 2,450 
2 out of 832,680 Years Active: 2014-2025
Title: Chang Ju Lee: Innovator in Graphene Technology
Introduction
Chang Ju Lee is a prominent inventor based in Daejeon, South Korea. He has made significant contributions to the field of battery technology, particularly in the development of graphene nanosheets. With a total of five patents to his name, Lee's work is at the forefront of innovation in energy storage solutions.
Latest Patents
One of Lee's latest patents is a method for preparing graphene nanosheets. This method involves creating an electrode assembly that includes a negative electrode made of artificial graphite and a lithium metal counter electrode. The process includes immersing the electrode assembly in an electrolyte and electrochemically charging it to form a charged electrode assembly. This innovative approach allows for the separation of artificial graphite and the de-lamination of a graphene nanosheet, achieving an initial discharge capacity of 350 mAh/g or greater. Another notable patent focuses on a negative electrode active material that enhances battery stability without compromising performance. This material includes artificial graphite and a specialized coating layer, contributing to the advancement of lithium secondary batteries.
Career Highlights
Throughout his career, Chang Ju Lee has worked with notable companies, including LG Chem, Ltd. His expertise in battery technology and materials science has positioned him as a key figure in the industry. Lee's innovative approaches have led to advancements that are crucial for the development of more efficient energy storage systems.
Collaborations
Lee has collaborated with several professionals in his field, including Eun Kyung Kim and Lilin Piao. These partnerships have fostered a collaborative environment that encourages the exchange of ideas and the advancement of technology.
Conclusion
Chang Ju Lee's contributions to graphene technology and battery innovation are noteworthy. His patents reflect a commitment to improving energy storage solutions, making him a significant figure in the field. Lee's work continues to influence the future of battery technology and energy efficiency.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.