This inventor holds 1 USPTO granted patent. Top assignee: Nihon New Chrome Co., Ltd.. Active years: 2002.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2002
Title: Mitsuharu Kunii: Innovator in Copper-Tin Alloy Plating
Introduction
Mitsuharu Kunii is a notable inventor based in Sakado, Japan. He has made significant contributions to the field of plating technology, particularly in the development of environmentally friendly processes.
Latest Patents
Kunii holds a patent for a cyanide-free pyrophosphoric acid bath designed for use in copper-tin alloy plating. This innovative bath composition eliminates the need for cyanic ions, utilizing a reaction product of an amine derivative and an epihalohydrin in a 1:1 mole ratio, along with a cationic surfactant. The invention allows for the creation of stable films in various colors, including silver-white, gold, copper, or light black. Additionally, it supports lead-free solder plating by increasing tin content, while ensuring safety and hygiene without environmental concerns.
Career Highlights
Mitsuharu Kunii is associated with Nihon New Chrome Co., Ltd., where he has been instrumental in advancing plating technologies. His work emphasizes the importance of sustainable practices in industrial applications.
Collaborations
Kunii has collaborated with notable colleagues, including Asao Hatta and Mitsuru Kaneko, contributing to the development of innovative solutions in the plating industry.
Conclusion
Mitsuharu Kunii's contributions to cyanide-free plating technology reflect his commitment to innovation and environmental responsibility. His work continues to influence the field of alloy plating, paving the way for safer industrial practices.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile