Koichi Shijo

Title: Koichi Shijo: Innovator in Metal Processing Technologies

Introduction

Koichi Shijo is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of metal processing, particularly through his innovative patents. With a total of 3 patents to his name, Shijo continues to push the boundaries of technology in his industry.

Latest Patents

One of Shijo's latest patents is the "In-bath roll and method for producing in-bath roll." This invention involves an in-bath roll used in a metal bath containing aluminum. The roll features an undercoat layer formed by a cermet thermal spray coating film, which includes a first boride containing at least tungsten boride and a second boride composed of chromium, zirconium, and titanium borides. Additionally, a topcoat layer made of a ceramic thermal spray coating film is applied, along with a friction-reducing layer composed of boron nitride and various metal oxides.

Another notable patent is related to "Rolls of winding equipment in a hot-rolling factory." In this invention, each roll includes a lower cladding layer formed on the surface of the roll barrel, along with a self-fluxing alloy layer containing dispersed carbide particles. The lower cladding layer is made from an iron-based material with specific hardness and composition requirements, ensuring durability and efficiency in hot-rolling processes.

Career Highlights

Koichi Shijo is currently employed at Nippon Steel & Sumikin Hardfacing Co., Ltd. His work at this esteemed company has allowed him to develop and refine his innovative ideas in metal processing technologies. His expertise and dedication have made him a valuable asset to the organization.

Collaborations

Shijo has collaborated with notable coworkers, including Yu Li and Kazuaki Oda. Their combined efforts have contributed to the advancement of technologies in their field, fostering a collaborative environment that encourages innovation.

Conclusion

Koichi Shijo is a distinguished inventor whose work in metal processing has led to significant advancements in the industry. His innovative patents and contributions continue to shape the future of metal processing technologies.