Hisashi Urasaki

Title: Hisashi Urasaki: Innovator in Electrical Engineering

Introduction

Hisashi Urasaki is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of advanced materials and switchgear technology. With a total of 5 patents to his name, Urasaki continues to push the boundaries of innovation.

Latest Patents

Urasaki's latest patents include an abrasion-resistant material, a puffer cylinder, and a puffer type gas circuit breaker. The abrasion-resistant material is designed to be low-cost while providing excellent abrasion resistance. It consists of a base material made from pure aluminum or aluminum alloy, featuring an uneven surface structure. Additionally, an aluminum hydrated oxide film is applied to the surface, which has a finer unevenness structure than the base material. His work on switchgear focuses on enhancing the flexibility of the moving arcing contact in circuit breakers. This invention simplifies the fabrication and assembly processes while reducing costs.

Career Highlights

Urasaki is currently employed at Hitachi, Ltd., where he applies his expertise in electrical engineering to develop innovative solutions. His work has been instrumental in advancing the technology used in circuit breakers and related devices.

Collaborations

Some of his notable coworkers include Makoto Hirose and Masahiko Ono, who collaborate with Urasaki on various projects within the company.

Conclusion

Hisashi Urasaki is a key figure in the field of electrical engineering, with a focus on innovative materials and switchgear technology. His contributions continue to impact the industry positively.