Company Filing History:
Years Active: 2016
Title: Keiichiro Torisu: Innovator in Steel Sheet Technology
Introduction
Keiichiro Torisu is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of materials science, particularly in the development of steel sheets for aerosol can manufacturing. His innovative approach has led to advancements that enhance the performance and durability of these essential products.
Latest Patents
Torisu holds a patent for a steel sheet designed specifically for the bottom covers of aerosol cans. This patent outlines a unique chemical composition that includes C: 0.025 to 0.065 mass %, Mn: 0.10 to 0.28 mass %, P: 0.005 to 0.03 mass %, Al: 0.01 to 0.04 mass %, N: 0.0075 to 0.013 mass %, Si: limited to 0.05 mass % or less, S: limited to 0.009 mass % or less, with the balance consisting of Fe and unavoidable impurities. The patent specifies that the yield point YP in the rolling direction after aging treatment should be in the range of 460 to 540 MPa, with a total elongation of 15% or more and a yield point elongation EL in the rolling direction after aging treatment of 6% or less. The relationship between sheet thickness, yield point, and yield point elongation is also defined, ensuring optimal performance in practical applications.
Career Highlights
Keiichiro Torisu is associated with Nippon Steel & Sumitomo Metal Corporation, a leading company in the steel industry. His work has been instrumental in advancing the technology used in steel production, particularly for applications in consumer products like aerosol cans. His innovative contributions have not only improved product quality but have also enhanced manufacturing efficiency.
Collaborations
Throughout his career, Torisu has collaborated with esteemed colleagues such as Seiichi Tanaka and Hirokazu Yokoya. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas, leading to significant advancements in their field.
Conclusion
Keiichiro Torisu's contributions to the development of steel sheets for aerosol cans exemplify the impact of innovation in materials science. His patent and work at Nippon Steel & Sumitomo Metal Corporation highlight the importance of research and collaboration in driving technological advancements.