This inventor holds 4 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignees: Samsung Sdi Co., Inc., Samsung Sdi., Ltd.. Active years: 2018-2026.
Company Filing History:
Years Active: 2018-2026
Title: Innovations by Jeonjin Choi in Lithium Battery Technology
Introduction
Jeonjin Choi is a notable inventor based in Yongin, South Korea. He has made significant contributions to the field of rechargeable lithium batteries, holding a total of 4 patents. His work focuses on enhancing the performance and efficiency of battery materials.
Latest Patents
Choi's latest patents include a positive active material for rechargeable lithium batteries. This innovative material features a core composed of a compound represented by Chemical Formula 1, along with a functional layer that has a distinct crystal structure. The positive active material contains between 100 ppm to 400 ppm of sulfur, which plays a crucial role in battery performance. Another significant patent involves a cathode active material for lithium secondary batteries, which includes a lithium-nickel compound oxide. The specifications of this compound are defined by a precise c-axis lattice parameter, ensuring optimal functionality in battery applications.
Career Highlights
Throughout his career, Jeonjin Choi has worked with prominent companies such as Samsung SDI Co., Inc. and Samsung SDI, Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in battery technology.
Collaborations
Choi has collaborated with talented individuals in the field, including Minhan Kim and Dohyung Park. These partnerships have contributed to the advancement of his research and the successful development of his patents.
Conclusion
Jeonjin Choi's contributions to lithium battery technology demonstrate his commitment to innovation and excellence. His patents reflect a deep understanding of materials science and a drive to improve energy storage solutions.