Location History:
- Amagasaki, JP (1999)
- Kobe, JP (2008)
Company Filing History:
3 out of 929 
1 out of 170 
Years Active: 1999-2008
Title: Innovations by Yoshimi Yamadera
Introduction
Yoshimi Yamadera is a notable inventor based in Kobe, Japan. He has made significant contributions to the field of materials science, particularly in the development of advanced alloys. With a total of 3 patents, his work has had a considerable impact on industries such as petrochemicals and manufacturing.
Latest Patents
Yamadera's latest patents include a Ni-Cr-Fe alloy and a Ni-Cr-Fe alloy pipe that exhibits resistance to carburization and coking. This stainless steel pipe features a base metal containing 20-35 mass % of chromium, with a Cr-depleted zone formed in the surface region. The Cr concentration in this zone is at least 10%, and its thickness does not exceed 20 micrometers. Additionally, a Cr-based oxide scale layer with a Cr content of at least 50% may be present on the outer side of the Cr-depleted zone. This innovation is particularly suitable for use in petroleum refineries or petrochemical plants, such as in the cracking furnaces of ethylene plants. Another significant patent is for duplex stainless steel designed for urea manufacturing plants. This alloy consists of specific mass percentages of various elements, including chromium, nickel, and molybdenum, ensuring high corrosion resistance and durability.
Career Highlights
Throughout his career, Yamadera has worked with prominent companies such as Sumitomo Metal Industries, Inc. and Toyo Engineering Corporation. His experience in these organizations has allowed him to refine his expertise in materials engineering and contribute to groundbreaking innovations.
Collaborations
Yamadera has collaborated with several talented individuals in his field, including Eiki Nagashima and Yoshitaka Nishiyama. These partnerships have fostered a creative environment that has led to the development of advanced materials and technologies.
Conclusion
Yoshimi Yamadera's contributions to the field of materials science through his patents and collaborations highlight his innovative spirit and dedication to advancing technology. His work continues to influence various industries, showcasing the importance of research and development in creating effective solutions.