Location History:
- Amagasaki, JP (1985)
- Hyogo, JP (1986)
Company Filing History:
Years Active: 1985-1986
Title: Koichi Watanabe: Innovator in Zn-Ni-Alloy Electroplating
Introduction
Koichi Watanabe is a notable inventor based in Hyogo, Japan. He has made significant contributions to the field of electroplating, particularly in the development of Zn-Ni-alloy electroplated steel. With a total of 3 patents to his name, Watanabe's work has enhanced the corrosion resistance of steel products.
Latest Patents
Watanabe's latest patents include a product and process for preparing Zn-Ni-alloy-electroplated steel. The first patent describes a method where Zn-Ni-alloy electroplating of steel sheets is conducted using a specific plating bath. This bath contains 10-40 g/l zinc, 15-160 g/l nickel, 0.1-5 g/l cobalt, and other elements in salt form, with a pH of 1.5-2.5. The resulting plated product exhibits excellent corrosion resistance and peeling resistance. Additionally, the product can be subjected to heating, which further enhances its corrosion resistance. The second patent outlines a process for preparing improved Zn-Ni-alloy electroplated steel sheets. This involves electroplating with an acid bath containing Zn ions, Ni ions, and a small amount of titanium ions, preferably after pre-electroplating with a bath containing a larger amount of Ni ions.
Career Highlights
Watanabe is associated with Nisshin Steel Co., Ltd., where he has been instrumental in advancing electroplating technologies. His innovative approaches have led to significant improvements in the durability and performance of steel products.
Collaborations
Watanabe has collaborated with notable coworkers, including Taisuke Irie and Yoshitaka Nakagawa. Their combined expertise has contributed to the successful development of advanced electroplating techniques.
Conclusion
Koichi Watanabe's contributions to the field of Zn-Ni-alloy electroplating have made a lasting impact on the industry. His innovative patents and collaborative efforts continue to enhance the performance of steel products, showcasing the importance of research and development in materials science.