Atsuhiko Onuma

Title: Atsuhiko Onuma: Innovator in Alloy Technology

Introduction

Atsuhiko Onuma is a prominent inventor based in Tokyo, Japan. He is known for his significant contributions to the field of alloy technology. His innovative work focuses on creating high-performance alloy members that exhibit exceptional mechanical properties and corrosion resistance.

Latest Patents

Atsuhiko Onuma holds a patent for an "Alloy member, process for producing said alloy member, and product including said alloy member." This invention provides an alloy member that excels in both the homogeneity of its composition and microstructure. It includes a high entropy alloy that demonstrates high mechanical properties and corrosion resistance. The alloy member has a chemical composition comprising elements of Co, Cr, Fe, Ni, and Ti, each in amounts ranging from 5 atomic % to 35 atomic %, along with Mo in an amount of more than 0 atomic % and up to 8 atomic %. The remainder consists of unavoidable impurities, with ultrafine grains having an average diameter of 100 nm or less dispersed within a parent phase crystal.

Career Highlights

Atsuhiko Onuma is associated with Hitachi Metals, Ltd., where he has made significant advancements in alloy development. His work has contributed to the company's reputation for innovation in materials science.

Collaborations

He has collaborated with notable colleagues, including Tadashi Fujieda and Hiroshi Shiratori, to further enhance the research and development of advanced materials.

Conclusion

Atsuhiko Onuma's contributions to alloy technology exemplify the importance of innovation in material science. His patented work continues to influence the industry and showcases the potential for high-performance alloys in various applications.