Masahiro Nishikawa

Title: Masahiro Nishikawa: Innovator in Protection Apparatus Technology

Introduction

Masahiro Nishikawa is a notable inventor based in Koka, Japan. He has made significant contributions to the field of protection apparatus technology, holding a total of 2 patents. His work focuses on enhancing the safety and reliability of electrical systems.

Latest Patents

Nishikawa's latest patents include a protection apparatus designed to operate at higher voltage and current levels. This apparatus features a protection circuit that connects in series between a power supply and a load. It incorporates a thermal fuse that activates in response to overheating, along with an electrosensitive fuse that operates at a predetermined current. The electrosensitive fuse is designed to activate only after the thermal fuse has been triggered.

Another significant patent is the thermal pellet type thermal fuse. This invention aims to prevent erroneous operation caused by the thermal pellet's shrinking due to sublimation or softening when current is applied. The design includes a metal casing, leads, a movable electrode, and both strong and weak compression springs. The temperature difference is achieved by selecting different diameters or wires for the leads or by incorporating a heat-radiating plate.

Career Highlights

Throughout his career, Nishikawa has worked with prominent companies such as NEC Schott Components Corporation and Honda Motor Co., Ltd. His experience in these organizations has contributed to his expertise in developing innovative protection technologies.

Collaborations

Nishikawa has collaborated with fellow inventor Tokihiro Yoshikawa, further enhancing his contributions to the field.

Conclusion

Masahiro Nishikawa's innovative work in protection apparatus technology demonstrates his commitment to improving electrical safety. His patents reflect a deep understanding of the challenges in this area and offer practical solutions for modern applications.