Hangjune Choi

Title: Innovations by Hangjune Choi in Battery Technology

Introduction

Hangjune Choi is a notable inventor based in Daejeon, South Korea. He has made significant contributions to the field of battery technology, holding 2 patents that showcase his innovative approach to energy storage solutions. His work is primarily associated with LG Energy Solution, Ltd., a leading company in the battery manufacturing industry.

Latest Patents

One of Hangjune Choi's latest patents is a battery module and battery pack that includes a battery cell stack with multiple battery cells. This design features a bus bar frame connected to the battery cell stack, along with an electrode lead that protrudes from the stack and passes through a lead slot of the bus bar frame. The bus bar is electrically connected to the electrode lead, and the bus bar frame is designed with a base bottom portion and a first rib portion that supports the bus bar. This innovative design enhances the efficiency and reliability of battery modules.

Another significant patent by Choi is a pouch case manufacturing device and method. This device includes a fixing unit that secures a pouch film made from a laminated sheet for battery cells. The punch unit of the device presses the pouch film to form a storage part. It consists of a central punch unit and an outer peripheral punch unit, where the central punch unit presses the center of the pouch film, and the outer punch unit presses the edges. The design ensures that the radius of curvature of the central punch unit's corner is larger than that of the outer punch unit, optimizing the manufacturing process.

Career Highlights

Hangjune Choi has established himself as a key figure in the battery technology sector. His work at LG Energy Solution, Ltd. has positioned him at the forefront of innovations in energy storage solutions. His patents reflect a deep understanding of battery design and manufacturing processes, contributing to advancements in the industry.

Collaborations

Choi has collaborated with notable colleagues, including Ho June Chi and Jeong Oh Moon. These partnerships have fostered a collaborative environment that encourages innovation and the development of cutting-edge technologies in battery manufacturing.

Conclusion

Hangjune Choi's contributions to battery technology through his patents and work at LG Energy Solution, Ltd. highlight his role as an influential inventor in the field. His innovative designs and collaborative efforts continue to drive advancements in energy storage solutions.