Hiroaki Koyasu

Title: Hiroaki Koyasu: Innovator in Chrome Plating Technology

Introduction

Hiroaki Koyasu is a notable inventor based in Yokosuka, Japan. He has made significant contributions to the field of plating technology, particularly with his innovative approach to chrome plating. His work has implications for various industries, including automotive and manufacturing.

Latest Patents

Koyasu holds a patent for a chrome-plated part and the manufacturing method associated with it. The patent describes a nickel plating layer intended for corrosion current distribution, which is formed over a body. A surface chrome plating layer, made of trivalent chromium and ranging from 0.05 to 2.5 micrometers thick, is applied using basic chromium sulfate as a metal source. Additionally, a chromium compound film, at least 7 nm thick, is formed by cathode acidic electrolytic chromatin. This innovative approach allows the corrosion distribution nickel plating layer to create a microporous or microcrack structure in the surface chrome plating layer.

Career Highlights

Throughout his career, Koyasu has worked with prominent companies, including Nissan Motor Company Limited and Atotech Deutschland GmbH. His experience in these organizations has allowed him to refine his expertise in plating technologies and contribute to advancements in the field.

Collaborations

Koyasu has collaborated with notable professionals in his field, including Hiroshi Sakai and Jens-Eric Geissler. These collaborations have further enriched his work and expanded the impact of his innovations.

Conclusion

Hiroaki Koyasu is a distinguished inventor whose work in chrome plating technology has paved the way for advancements in various industries. His innovative patent and collaborations highlight his significant contributions to the field.