Kenichi Kumagai

Title: Kenichi Kumagai: Innovator in Stainless Steel Technology

Introduction

Kenichi Kumagai is a notable inventor based in Tokai, Japan. He has made significant contributions to the field of materials science, particularly in the development of stainless steels with enhanced properties.

Latest Patents

Kumagai holds a patent for a novel type of cold working stainless steel. This innovation features stainless steels that possess superior cold workability and hot workability while remaining economical. The composition includes not more than 0.04% carbon, not more than 0.60% silicon, 2.2-3.8% manganese, 2.5-4.0% copper, 6-8% nickel, 17-19% chromium, with the remainder being iron and impurities. Additionally, the patent specifies that sulfur content is reduced to not more than 0.002% to enhance corrosion resistance, and nitrogen content is decreased as required.

Career Highlights

Kumagai is associated with Aichi Steel Work, Ltd., where he applies his expertise in metallurgy. His work has contributed to advancements in the production and application of stainless steels, making them more efficient and durable.

Collaborations

Throughout his career, Kumagai has collaborated with esteemed colleagues such as Yoshinobu Honkura and Toru Matsuo. These partnerships have fostered innovation and development in the field of materials science.

Conclusion

Kenichi Kumagai's contributions to stainless steel technology exemplify the impact of innovative thinking in materials science. His patent for cold working stainless steel showcases his commitment to enhancing the properties of materials for various applications.