Norihiro Yamamoto

Title: Norihiro Yamamoto: Innovator in Electrical Steel Technology

Introduction

Norihiro Yamamoto is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of electrical steel technology, holding a total of 7 patents. His work focuses on enhancing the properties and manufacturing methods of grain-oriented electrical steel sheets.

Latest Patents

Yamamoto's latest patents include a grain-oriented electrical steel sheet and a method for manufacturing such sheets. The grain-oriented electrical steel sheet patent describes a composition that includes silicon, manganese, and boron, among other elements. It features a glass coating film made of composite oxide primarily composed of forsterite. This innovation allows for improved emission intensity characteristics when analyzed through glow discharge optical emission spectrometry. The manufacturing method emphasizes a nitriding treatment and low-temperature slab heating, ensuring optimal cooling rates and annealing processes to enhance the steel's performance.

Career Highlights

Throughout his career, Norihiro Yamamoto has worked with notable companies such as Nippon Steel Corporation and Nippon Steel & Sumitomo Metal Corporation. His experience in these organizations has allowed him to develop and refine his innovative approaches to electrical steel production.

Collaborations

Yamamoto has collaborated with esteemed colleagues, including Yoshiyuki Ushigami and Shuichi Nakamura. Their combined expertise has contributed to advancements in the field of electrical steel technology.

Conclusion

Norihiro Yamamoto's contributions to electrical steel technology through his patents and collaborations highlight his role as a key innovator in the industry. His work continues to influence the development of advanced materials for various applications.