Isamu Amatsu

Title: Isamu Amatsu: Innovator in Copper-Based Alloys

Introduction

Isamu Amatsu is a notable inventor based in Akikawa, Japan. He has made significant contributions to the field of electric and electronic parts through his innovative work with copper-based alloys. With a total of 2 patents, his inventions focus on enhancing the strength and conductivity of materials used in various applications.

Latest Patents

Amatsu's latest patents include advancements in copper-based electric and electronic parts that exhibit high strength and high electric conductivity. His first patent details a process for producing copper-based alloys that consist of 0.01-3.0 wt % cobalt and 0.01-0.5 wt % phosphorus, with the balance being copper and incidental impurities. The process involves quenching the alloy from a temperature not lower than 750°C down to 450°C and below at a cooling rate of at least 1°C/sec. Following this, the alloy undergoes heat treatment at temperatures ranging from 480°C to 600°C for 30 to 600 minutes, cold working for a working ratio of 20-80%, and further heat treatment at 440°C to 470°C. The final steps include additional cold working for a working ratio of at least 50% and heat treatment at 380°C and below. His second patent similarly outlines a process for producing copper-based alloys suitable for fabricating electric and electronic parts, emphasizing the importance of high strength and conductivity.

Career Highlights

Isamu Amatsu is currently employed at Dowa Mining Co., Ltd., where he continues to innovate in the field of materials science. His work has been instrumental in developing new materials that enhance the performance of electric and electronic components.

Collaborations

Amatsu has collaborated with notable coworkers, including Toshihiro Kanzaki and Akira Sugawara. Their combined expertise has contributed to the advancement of technologies in their field.

Conclusion

Isamu Amatsu's contributions to the development of copper-based alloys have positioned him as a key figure in the innovation of electric and electronic parts. His patents reflect a commitment to enhancing material properties, which is crucial for the advancement of technology in this sector.