Location History:
- Chungcheongnam-do, KR (2002)
- Suwon-si, KR (2003 - 2018)
Company Filing History:
Years Active: 2002-2018
Title: Jeong-Ju Cho: Innovator in Lithium Battery Technology
Introduction
Jeong-Ju Cho is a prominent inventor based in Suwon-si, South Korea. He has made significant contributions to the field of lithium battery technology, holding a total of 3 patents. His work focuses on enhancing the performance and lifespan of lithium-ion batteries, which are crucial for various electronic devices.
Latest Patents
One of his latest patents is for a lithium secondary battery that features a thick-film negative electrode. This electrode operates with a current density ranging from about 4.0 mA/cm² to about 7.0 mA/cm². The battery utilizes a low-viscosity electrolytic solution with a viscosity of about 3 cP or less. The inclusion of a propionate-based ester compound in the electrolytic solution improves the impregnation process in electronic devices, thereby enhancing their lifespan characteristics.
Another notable patent involves the active material for the negative electrode used in lithium-ion batteries. This invention describes a negative electrode active material that consists of a crystalline carbon core and an amorphous or turbostratic carbon shell. The carbon shell, which has a thickness of 10-2000 Å, evenly covers the crystalline carbon core. The manufacturing method includes chemically combining crystalline carbon with an amorphous carbon precursor, followed by the removal of unreacted materials and heat treatment.
Career Highlights
Jeong-Ju Cho has worked with leading companies in the technology sector, including Samsung Display Devices Co., Ltd. and Samsung SDI Co., Inc. His experience in these organizations has allowed him to develop innovative solutions that address the challenges faced in battery technology.
Collaborations
Some of his notable coworkers include Sang-Young Yoon and Jae-yul Lyu. Their collaborative efforts have contributed to advancements in the field of lithium battery technology.
Conclusion
Jeong-Ju Cho's contributions to lithium battery technology through his patents and collaborations highlight his role as an influential inventor in the industry. His work continues to impact the development of more efficient and durable battery solutions.