Company Filing History:
2 out of 3,557 
1 out of 1,101 Years Active: 2003-2013
Title: Shiro Sanagi: Innovator in Steel Sheet Technology
Introduction
Shiro Sanagi is a notable inventor based in Kitakyushu, Japan. He has made significant contributions to the field of materials science, particularly in the development of steel sheets for vitreous enameling. With a total of 3 patents to his name, Sanagi's work has had a considerable impact on the industry.
Latest Patents
One of Sanagi's latest patents focuses on a steel sheet for vitreous enameling that exhibits excellent enameling properties. This invention addresses issues such as bubbling and black spot resistance, enamel adhesiveness, and fish scale resistance. The method for producing this steel sheet is characterized by specific mass percentages of various elements, including carbon, manganese, silicon, aluminum, nitrogen, phosphorus, and sulfur. Notably, the density change of the steel sheet after annealing at 850°C for 20 hours in a hydrogen atmosphere is 0.02% or more, enhancing its workability and performance.
Career Highlights
Throughout his career, Shiro Sanagi has worked with prominent companies in the steel industry, including Nippon Steel Corporation and Nippon Steel Sumitomo Metal Corporation. His experience in these organizations has allowed him to refine his expertise in materials engineering and innovation.
Collaborations
Sanagi has collaborated with esteemed colleagues such as Satoshi Nishimura and Hidekuni Murakami. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.
Conclusion
Shiro Sanagi's contributions to the field of steel sheet technology demonstrate his innovative spirit and dedication to improving industrial materials. His patents reflect a commitment to enhancing the properties and production methods of vitreous enameling steel sheets.