Nobuko Nakagawa

Nobuko Nakagawa is a prominent inventor based in Tokyo, Japan. She has made significant contributions to the field of electrical steel technology, holding a total of 7 patents. Her innovative work focuses on enhancing the properties of electrical steel sheets, which are crucial in various electrical applications.

Latest Patents

Nobuko Nakagawa's latest patents include a method of making an electrical steel sheet provided with an insulating coating. This method involves preparing a treatment solution that does not contain an Fe compound by adding an Si compound to water. The treatment solution is applied to the surface of the electrical steel sheet, allowing Fe in the steel to dissolve. The solution is then baked to form an insulating film, with specific ratios of Si and Fe to optimize performance. Another notable patent is for an electrical steel sheet having an insulating coating that exhibits excellent coating peel resistance during stamping processes. This coating includes a composite of P and Al, with precise specifications for thickness and particle diameter.

Career Highlights

Nobuko Nakagawa is currently employed at JFE Steel Corporation, where she continues to innovate in the field of electrical steel. Her work has been instrumental in advancing the technology used in electrical applications, making her a key figure in her industry.

Collaborations

Nobuko has collaborated with notable coworkers, including Chiyoko Tada and Naoki Muramatsu, contributing to a dynamic team focused on research and development in electrical steel technology.

Conclusion

Nobuko Nakagawa's contributions to electrical steel technology through her patents and work at JFE Steel Corporation highlight her role as a leading inventor in her field. Her innovative methods and collaborative efforts continue to shape the future of electrical applications.

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