Masao Matsui

Title: Masao Matsui: Innovator in Electric Rotating Machines

Introduction

Masao Matsui is a prominent inventor based in Hitachi, Japan. He has made significant contributions to the field of electrical engineering, particularly in the development of insulation systems for electric rotating machines. His innovative work has led to the creation of a patented technology that enhances the performance and durability of these machines.

Latest Patents

Matsui holds a patent for an "Insulation system for winding of electric rotating machines and process." This invention focuses on producing an insulation system that has a thermal resistance of class H or more. It also boasts excellent adhesiveness between the conductor and the insulating layer, as well as resistance to thermal stress. The process involves wrapping multiple layers of insulating tape or sheet around a winding conductor, followed by impregnation with a solventless varnish. This varnish consists of an epoxy compound and an organic polyisocyanate, which, when heated, forms a durable resin.

Career Highlights

Matsui is associated with Hitachi, Ltd., a leading company in technology and engineering. His work has been instrumental in advancing the capabilities of electric rotating machines, making them more efficient and reliable. His innovative approach has garnered attention in the industry, showcasing his expertise and commitment to engineering excellence.

Collaborations

Matsui has collaborated with notable colleagues, including Hideyo Hirata and Takeshi Hakamada. These partnerships have contributed to the development of cutting-edge technologies in the field of electrical engineering.

Conclusion

Masao Matsui's contributions to the insulation systems for electric rotating machines highlight his role as an influential inventor in the industry. His patented technology not only improves machine performance but also sets a standard for future innovations in electrical engineering.