Akihisa Obata

Title: Akihisa Obata: Innovator in Steel Technology

Introduction

Akihisa Obata is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of materials science, particularly in the development of rolled steel products. With a total of two patents to his name, Obata's work focuses on enhancing the properties of steel for various applications.

Latest Patents

Obata's latest patents include innovations in rolled steel bars and wire rods designed for cold-forged components. These patents detail a specific chemical composition where Y1, represented by Y1=[Mn]×[Cr], and Y2, defined as Y2=0.134×(D/25.4−(0.50×√[C]))/(0.50×√[C]), must satisfy the condition Y1>Y2. The resulting product boasts a tensile strength of 750 MPa or less, featuring an internal structure characterized by a ferrite-pearlite composition, with a ferrite fraction of 40% or greater.

Career Highlights

Obata is currently employed at Nippon Steel Corporation, a leading company in the steel industry. His work has been instrumental in advancing the technology behind cold-forged components, making them more efficient and reliable for industrial use.

Collaborations

Throughout his career, Obata has collaborated with esteemed colleagues such as Naoki Matsui and Yutaka Neishi. These partnerships have fostered innovation and contributed to the successful development of new steel technologies.

Conclusion

Akihisa Obata's contributions to the field of steel technology exemplify the importance of innovation in materials science. His patents reflect a commitment to improving the performance of rolled steel products, which are essential in various industrial applications.