Company Filing History:
Years Active: 2025
Title: Innovations of Seongmin Ha in Lithium Secondary Batteries
Introduction
Seongmin Ha is a notable inventor based in Daejeon, South Korea. He has made significant contributions to the field of lithium secondary batteries, holding two patents that enhance battery efficiency and longevity. His work is pivotal in addressing the challenges associated with lithium metal reactivity.
Latest Patents
Seongmin Ha's latest patents focus on advancements in lithium secondary battery technology. The first patent describes a lithium secondary battery manufactured by forming a negative electrode free battery and subsequently forming lithium metal on the negative electrode current collector through charging. This innovative approach prevents the formation of a conventional surface oxide layer, thereby maintaining the efficiency and lifetime characteristics of the battery. The second patent outlines a lithium secondary battery that includes a positive electrode, a negative electrode with a current collector, and an electrolyte. In this design, lithium metal is formed on the negative electrode current collector as lithium ions migrate during charging. The electrolyte contains a sacrificial salt with an oxidation potential of 5 V or less, which reduces lithium consumption and mitigates capacity decline.
Career Highlights
Seongmin Ha is currently employed at LG Energy Solution, Ltd., where he continues to develop cutting-edge battery technologies. His work is instrumental in advancing the capabilities of lithium secondary batteries, which are crucial for various applications, including electric vehicles and portable electronics.
Collaborations
Seongmin collaborates with talented colleagues such as InSung Uhm and Eunkyung Park, contributing to a dynamic research environment that fosters innovation in battery technology.
Conclusion
Seongmin Ha's contributions to lithium secondary battery technology exemplify the importance of innovation in the energy sector. His patents not only enhance battery performance but also address critical challenges in the field.