This inventor holds 6 USPTO granted patents. Top assignees: Hitachi, Ltd., Hitachi Cable, Inc.. Active years: 2000-2010.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2000-2010
Title: Innovations of Katsuyuki Matsumoto
Introduction
Katsuyuki Matsumoto is a notable inventor based in Hitachi, Japan. He has made significant contributions to the field of nickel plating and printed circuit board technology. With a total of six patents to his name, Matsumoto's work reflects a commitment to innovation and environmental conservation.
Latest Patents
Matsumoto's latest patents include a nickel plating solution and its preparation method. This method involves dissolving 100 g/L or more and less than 200 g/L of nickel sulfate in water, along with 10 g/L or more and less than 30 g/L of sodium citrate or 8 g/L or more and less than 25 g/L of citric acid, while avoiding the addition of nickel chloride. The pH of the resultant solution is adjusted to be between 2 and less than 4. Another patent describes a nickel plating solution preparation method that similarly dissolves nickel sulfate in water, but this time avoids the addition of boric acid. Additionally, Matsumoto has developed a copper foil for printed circuit boards that features a rust-preventing layer formed by a trivalent chromium chemical conversion treatment. This layer is designed to enhance the durability of the copper foil, which is bonded to a base material for the printed circuit board.
Career Highlights
Throughout his career, Matsumoto has worked with prominent companies such as Hitachi, Ltd. and Hitachi Cable, Inc. His experience in these organizations has allowed him to refine his expertise in materials science and plating technologies.
Collaborations
Matsumoto has collaborated with several talented individuals in his field, including Masahiro Ichitani and Ryo Haruta. These collaborations have contributed to the advancement of his innovative projects and patents.
Conclusion
Katsuyuki Matsumoto's contributions to nickel plating and printed circuit board technology demonstrate his dedication to innovation and environmental sustainability. His patents reflect a deep understanding of materials and processes that are essential for modern electronics.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile