Jun Matsumura

Title: The Innovations of Jun Matsumura: Advancements in Battery Technology

Introduction

Jun Matsumura, located in Otsu, Japan, is a notable inventor recognized for his contributions to battery technology, specifically focusing on prismatic batteries and alkaline storage batteries. With a notable portfolio of six patents, Matsumura has been instrumental in developing methods and materials that enhance the performance and manufacturing processes of batteries.

Latest Patents

Matsumura’s latest patents include a groundbreaking method for manufacturing an electrode plate group for prismatic batteries. This innovative method encompasses multiple steps, starting with the production of a large plate from which single electrode plates are cut. The process involves stacking these plates by grouping together from different positions on the large plate. The electrode plate group is then formed by alternately stacking these single electrode plates, which enhances the battery's efficiency.

Another significant patent pertains to a positive electrode plate for alkaline storage batteries, which boasts minimal swelling after repeated charge-discharge cycles. This invention simplifies the manufacturing process and improves battery longevity. The positive electrode plate includes a conductive support, specifically nickel foam, combined with nickel hydroxide particles as the active material. The unique design features an intermediate area with greater porosity compared to the surface parts, which optimizes efficiency.

Career Highlights

Jun Matsumura has an impressive career, including his tenure at Matsushita Electric Industrial Co., Ltd. His work has significantly influenced advancements in battery technologies, positioning him as a key figure in the field.

Collaborations

Matsumura has collaborated with several esteemed colleagues, including Mitsugu Takaki and Munehisa Ikoma, who have contributed to his research and invention processes. These collaborations have fostered innovation and enhanced the development of new battery technologies.

Conclusion

Jun Matsumura's contributions to battery technology exemplify the spirit of innovation and the importance of developing efficient energy storage solutions. His patents not only reflect his expertise but also pave the way for future advancements in the field, demonstrating the significant impact of dedicated inventors in the world of technology.