Eiji Matsumasa

Title: Eiji Matsumasa: Innovator in Battery Technology

Introduction

Eiji Matsumasa is a notable inventor based in Kyoto, Japan. He has made significant contributions to the field of battery technology, holding a total of 2 patents. His innovative designs focus on enhancing the efficiency and safety of battery systems.

Latest Patents

Matsumasa's latest patents include a battery package and a secondary battery protection device. The battery package features a design that includes a flat mount face, an electric circuit device for controlling discharging and charging, and a protective member that covers the electric circuit device. This design ensures that the circuit component parts are held in tight contact with the flat mount face, providing a robust and efficient battery solution.

The secondary battery protection device is designed to protect batteries from overcharging and over-discharging. It includes first and second terminals that allow for the connection of a charger and a load. The device features switches that manage the charging and discharging operations, ensuring the battery remains functional even during temporary overdischarge conditions.

Career Highlights

Throughout his career, Eiji Matsumasa has worked with prominent companies such as Hitachi Maxell, Limited and Hitachi Microcomputer System, Ltd. His experience in these organizations has contributed to his expertise in battery technology and innovation.

Collaborations

Matsumasa has collaborated with notable coworkers, including Takeshi Yamaguchi and Yosifumi Sakaguchi. Their combined efforts have likely fostered advancements in their respective fields.

Conclusion

Eiji Matsumasa's contributions to battery technology through his patents and career experiences highlight his role as an innovator in the industry. His work continues to influence the development of safer and more efficient battery systems.