This inventor holds 1 USPTO granted patent. Top assignee: Nippon Steel Corporation. Active years: 1990.
Company Filing History:
Years Active: 1990
Title: Koji Umeno: Innovator in Corrosion-Resistant Steel Coatings
Introduction
Koji Umeno is a notable inventor based in Kitakyushu, Japan. He has made significant contributions to the field of materials science, particularly in the development of corrosion-resistant coatings for steel. His innovative work has led to advancements that benefit various industries.
Latest Patents
Umeno holds a patent for a hot-dip aluminum coated steel sheet that exhibits excellent corrosion resistance and heat resistance. This invention comprises a steel substrate containing 3 to 18% chromium, not more than 0.02% carbon, 0.1 to 1.5% manganese, 0.005 to 0.08% aluminum, and not more than 0.1% silicon, with the balance being iron and unavoidable impurities. The aluminum coating enhances the durability of the steel sheet, making it suitable for various applications. Additionally, the coated sheet may include a coating layer of nickel or nickel-iron alloy beneath the aluminum coating, or an Al-Fe-Si-Ni-Cr alloy coating layer.
Career Highlights
Koji Umeno is associated with Nippon Steel Corporation, a leading company in the steel industry. His work has been instrumental in developing materials that meet the demands of modern engineering and construction.
Collaborations
Umeno has collaborated with notable colleagues, including Seijun Higuchi and Katsuhiko Yabe. Their combined expertise has contributed to the success of various projects within the company.
Conclusion
Koji Umeno's innovative contributions to the field of corrosion-resistant coatings have established him as a key figure in materials science. His patent for a hot-dip aluminum coated steel sheet showcases his commitment to advancing technology in the steel industry.