Toshiyuki Okui

Title: The Innovations of Toshiyuki Okui

Introduction

Toshiyuki Okui is a prominent inventor based in Tokyo, Japan. He is known for his contributions to the field of materials science, particularly in the development of titanium alloys. His innovative work has led to advancements in manufacturing processes and material properties.

Latest Patents

Toshiyuki Okui holds a patent for a titanium alloy sheet and the method for manufacturing it. This titanium alloy thin sheet contains specific chemical components that enhance its performance. The patent details a crystal orientation of an α-phase expressed by an Euler angle g={φ1, ϕ, φ2}. The orientation with maximum intensity is calculated using a crystal orientation distribution function f(g) with a Series Rank of 16 and a Gaussian half width of 5° in texture analysis. The specific ranges for φ1, ϕ, and φ2 are defined, along with the degree of accumulation of the orientation with maximum intensity being 10.0 or more. The material exhibits a 0.2% proof stress in the sheet width direction at 25° C. of 800 MPa or more, a Young's modulus in the sheet width direction of 125 GPa or more, and an average sheet thickness of 2.5 mm or less.

Career Highlights

Toshiyuki Okui is associated with Nippon Steel Corporation, where he has made significant contributions to the field of metallurgy. His work has been instrumental in enhancing the properties of titanium alloys, making them suitable for various industrial applications.

Collaborations

Throughout his career, Toshiyuki has collaborated with notable colleagues, including Genki Tsukamoto and Tomonori Kunieda. These collaborations have fostered innovation and have led to the successful development of advanced materials.

Conclusion

Toshiyuki Okui's contributions to the field of titanium alloys exemplify the importance of innovation in materials science. His patent and work at Nippon Steel Corporation highlight his role as a key inventor in this domain.