Location History:
- Kawasaki, JP (1994)
- Tokyo, JP (1989 - 2019)
Company Filing History:
Years Active: 1989-2019
Title: Kazutaka Okimoto: Innovator in Steel Technology
Introduction
Kazutaka Okimoto is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of steel technology, holding a total of four patents. His work focuses on enhancing the properties and manufacturing processes of steel materials, particularly for industrial applications.
Latest Patents
One of Okimoto's latest patents is for a hot-rolled steel sheet designed for generator rims. This innovative steel sheet features a structure with a ferrite phase that has an areal ratio of 95% or more. It includes precipitates containing titanium and vanadium with an average grain diameter of less than 10 nm. The ferrite phase boasts an average crystal grain diameter ranging from 2 µm to less than 10 µm. This hot-rolled steel sheet achieves a yield strength of 700 MPa or more and exhibits impressive electromagnetic properties, with a magnetic flux density of 1.5 T or more.
Another notable patent involves a method for the continuous casting of slabs. This method entails feeding molten steel into a mold through exit ports of an immersion nozzle. An electromagnetic stirrer with a linearly shifting magnetic field controls the molten steel's stream. The process includes frequency control steps to optimize the magnetic field's effects on the molten steel, ensuring efficient casting.
Career Highlights
Kazutaka Okimoto has worked with notable companies in the steel industry, including NKK Corporation and JFE Steel Corporation. His experience in these organizations has allowed him to develop and refine his innovative ideas in steel manufacturing.
Collaborations
Throughout his career, Okimoto has collaborated with esteemed colleagues such as Toshio Masaoka and Toshio Teshima. These partnerships have contributed to the advancement of his research and the successful implementation of his inventions.
Conclusion
Kazutaka Okimoto's contributions to steel technology through his patents and collaborations highlight his role as an influential inventor in the industry. His innovative approaches continue to shape the future of steel manufacturing.