Kana Jotoku

Title: Innovations of Kana Jotoku

Introduction

Kana Jotoku is a prominent inventor based in Tokyo, Japan. She has made significant contributions to the field of materials science, particularly in the development of advanced steel materials. With a total of 11 patents to her name, her work has had a substantial impact on various industrial applications.

Latest Patents

One of her latest patents involves an austenitic stainless steel material that exhibits high creep strength at elevated temperatures ranging from 600 to 750° C. This material maintains excellent stress relaxation cracking resistance even after prolonged use under these conditions. The chemical composition of this steel includes specific percentages of carbon, silicon, manganese, phosphorus, sulfur, chromium, nickel, nitrogen, niobium, molybdenum, and boron, with iron and impurities making up the balance. Another notable patent is a method for producing a ferritic heat-resistant steel welded joint. This method includes a multi-layer welding step that utilizes a Ni-based welding material, ensuring optimal performance of the welded joint.

Career Highlights

Kana Jotoku has worked with leading companies in the steel industry, including Nippon Steel Corporation and Nippon Steel & Sumitomo Metal Corporation. Her experience in these organizations has allowed her to refine her expertise in materials engineering and welding technologies.

Collaborations

Throughout her career, Kana has collaborated with notable colleagues such as Hiroyuki Hirata and Katsuki Tanaka. These partnerships have fostered innovation and contributed to the advancement of steel technology.

Conclusion

Kana Jotoku's contributions to materials science and her innovative patents highlight her role as a leading inventor in the field. Her work continues to influence the development of advanced steel materials, showcasing the importance of innovation in engineering.