This inventor holds 5 USPTO granted patents and 17 published patent applications. Top assignees: Samsung Sdi., Ltd., Samsung Display Co., Ltd., Samsung Display Co., Ltd.. Active years: 2025-2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:


Years Active: 2025-2026
Title: Hyejin Kim: Innovator in Lithium Battery Technology
Introduction
Hyejin Kim is a notable inventor based in Yongin-si, South Korea. He has made significant contributions to the field of rechargeable lithium batteries, showcasing his expertise and innovative spirit.
Latest Patents
Hyejin Kim holds a patent for a negative active material and a rechargeable lithium battery that includes this material. The patent describes a negative active material that features a core made of a silicon-carbon composite, along with a polymer coating layer. This innovative material has specific ratios of N1s and C1s peaks measured through X-ray photoelectron spectroscopy (XPS), which are crucial for enhancing battery performance.
Career Highlights
Hyejin Kim is currently employed at Samsung SDI Co., Inc., a leading company in battery technology. His work focuses on developing advanced materials that improve the efficiency and longevity of lithium batteries. His contributions have been instrumental in pushing the boundaries of battery technology.
Collaborations
Hyejin Kim has collaborated with notable colleagues, including Pil Jin Yoo and Deok-Hyun Kim. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Hyejin Kim's work in lithium battery technology exemplifies the spirit of innovation. His patent and contributions to Samsung SDI Co., Inc. highlight his role as a key player in advancing battery technology.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile