Kei Matsumoto

Title: Kei Matsumoto: Innovator in Human-Powered Vehicles and Semiconductor Technology

Introduction

Kei Matsumoto is a notable inventor based in Osaka, Japan. He has made significant contributions to the fields of human-powered vehicles and semiconductor technology. With a total of 3 patents to his name, Matsumoto's work reflects his innovative spirit and dedication to advancing technology.

Latest Patents

One of Matsumoto's latest patents is a component for a human-powered vehicle. This invention comprises a power source connecting portion, an actuator, and a first electronic controller circuitry. The design allows for efficient control of the actuator using supply current from the power source. Another significant patent is related to semiconductor porcelain composition. This invention aims to provide a semiconductor porcelain composition that can shift the Curie temperature positively without using lead. By partially substituting barium with specific elements, the resistivity at room temperature can be significantly reduced, making it ideal for applications in PTC thermistors and automobile heaters.

Career Highlights

Throughout his career, Kei Matsumoto has worked with prominent companies such as Hitachi Metals, Ltd. and Shimano Inc. His experience in these organizations has contributed to his expertise in developing innovative technologies.

Collaborations

Matsumoto has collaborated with notable coworkers, including Takeshi Shimada and Koichi Terao. Their combined efforts have likely fostered a creative environment that encourages innovation.

Conclusion

Kei Matsumoto's contributions to technology, particularly in human-powered vehicles and semiconductor materials, showcase his inventive capabilities. His patents reflect a commitment to improving efficiency and performance in various applications.