Hirohito Eto

Title: Hirohito Eto: Innovator in Steel Technology

Introduction

Hirohito Eto is a notable inventor based in Fujisawa, Japan. He has made significant contributions to the field of steel technology, particularly in the development of advanced materials for machine structural use. With a total of 2 patents, his work has had a lasting impact on the industry.

Latest Patents

Eto's latest patents include a steel piston design that features a specific chemical composition. This composition consists of, in mass %, C: 0.15 to 0.30%, Si: 0.02 to 1.00%, Mn: 0.20 to 0.80%, P: 0.020% or less, S: 0.028% or less, Cr: 0.80 to 1.50%, Mo: 0.08 to 0.40%, V: 0.10 to 0.40%, Al: 0.005 to 0.060%, N: 0.0150% or less, O: 0.0030% or less, with the balance being Fe and impurities. This invention satisfies specific formulas regarding the number of Mn sulfides and oxides present in the material. Additionally, he has developed a steel for machine structural use, which has a unique chemical composition tailored for machine parts.

Career Highlights

Throughout his career, Hirohito Eto has worked with prominent companies such as Nippon Steel Corporation and Isuzu Motors Limited. His experience in these organizations has allowed him to refine his expertise in steel manufacturing and innovation.

Collaborations

Eto has collaborated with notable colleagues, including Yutaka Neishi and Yorimasa Tsubota. Their combined efforts have contributed to advancements in steel technology and machine parts.

Conclusion

Hirohito Eto's contributions to the field of steel technology through his patents and collaborations highlight his role as an influential inventor. His work continues to shape the industry and inspire future innovations.