Donghyuk Chang

Title: Donghyuk Chang: Innovator in Rechargeable Battery Technology

Introduction

Donghyuk Chang is a prominent inventor based in Yongin-si, South Korea. He has made significant contributions to the field of rechargeable battery technology. With a total of 3 patents to his name, Chang is recognized for his innovative approaches to enhancing battery performance.

Latest Patents

Chang's latest patents focus on improving the efficiency and functionality of rechargeable batteries. One notable invention is a rechargeable battery that minimizes the current amount difference between a double-sided coated region and a single-sided coated region. This is achieved by increasing the resistance of the single-sided coated region to be higher than that of the double-sided coated region in an electrode plate. The design includes an electrode assembly with an electrode plate on opposite sides of a separator, which is spirally wound, and a pouch that accommodates the assembly while allowing for an electrode tab to be drawn out. Another patent involves a spiral-wound electrode assembly that features a negative and positive electrode, each with a substrate and composite materials formed on opposite surfaces. This innovative design enhances the overall performance of the battery.

Career Highlights

Donghyuk Chang is currently employed at Samsung SDI Co., Inc., where he continues to develop cutting-edge battery technologies. His work has positioned him as a key player in the advancement of energy storage solutions.

Collaborations

Chang collaborates with talented coworkers, including Bokhyun Ka and Kyeuyoon Sheem, who contribute to the innovative projects at Samsung SDI Co., Inc. Their teamwork fosters a creative environment that drives technological advancements.

Conclusion

Donghyuk Chang's contributions to rechargeable battery technology exemplify his commitment to innovation and excellence. His patents reflect a deep understanding of battery mechanics and a vision for future advancements in energy storage.