Location History:
- Kimitsu, JP (2010)
- Tokyo, JP (2012)
Company Filing History:
2 out of 3,562 
1 out of 21,927 
Years Active: 2010-2012
Title: Toshiyuki Katsumi: Innovator in Steel Technology
Introduction
Toshiyuki Katsumi is a notable inventor based in Kimitsu, Japan. He has made significant contributions to the field of steel technology, holding a total of 2 patents. His work focuses on enhancing the properties of steel sheets, particularly in terms of surface treatment and corrosion resistance.
Latest Patents
Katsumi's latest patents include a surface treated steel sheet that features a unique surface treatment film. This film comprises a metallic compound containing titanium, a metallic compound containing magnesium, a cationic urethane resin, and a cationic phenol polycondensate. The specific composition of these materials is designed to optimize the performance of the steel sheet, ensuring that the titanium content ranges from 1 mass % to 4 mass %, and the magnesium content is between 0.2 mass % to 2 mass %. Additionally, the cationic urethane resin and phenol polycondensate are present in specific mass percentages to achieve desired properties.
Another significant patent focuses on a high-strength cold-rolled steel sheet that excels in post-painting corrosion resistance. This invention ensures that the steel sheet contains precise amounts of carbon, silicon, manganese, phosphorus, and aluminum, with the balance being iron and unavoidable impurities. The innovative design allows for excellent resistance to salt warm water immersion, making it suitable for various applications.
Career Highlights
Throughout his career, Toshiyuki Katsumi has worked with prominent companies such as Nippon Steel Corporation and Honda Motor Co., Ltd. His experience in these organizations has allowed him to develop and refine his innovative ideas in steel technology.
Collaborations
Katsumi has collaborated with notable coworkers, including Kazuhiko Honda and Koki Tanaka. Their combined expertise has contributed to the advancement of steel technology and the successful development of innovative products.
Conclusion
Toshiyuki Katsumi is a distinguished inventor whose work in steel technology has led to significant advancements in the industry. His patents reflect a commitment to improving the performance and durability of steel sheets, showcasing his innovative spirit and dedication to excellence.