Yoshihisa Fujihira

Title: Innovations by Yoshihisa Fujihira

Introduction

Yoshihisa Fujihira is a notable inventor based in Takatsuki, Japan. He has made significant contributions to the field of electroless plating, holding 2 patents that showcase his innovative approaches to improving plating solutions and methods.

Latest Patents

Fujihira's latest patents include an electroless copper plating solution designed to enhance the adhesion of plating films while achieving uniform plating at low temperatures. This solution is characterized by the inclusion of a water-soluble nitrogen-containing polymer, which is preferably a polyacrylamide or polyethyleneimine. The polymer's weight average molecular weight (Mw) is at least 100,000, with a Mw/Mn ratio of 10.0 or less. Another significant patent involves a method for electroless plating and creating metal-plated articles with strong adhesion to challenging materials. This method includes surface treatment with a silane coupling agent, heat treatment at high temperatures, and the use of noble metal compounds.

Career Highlights

Fujihira is currently associated with Nippon Mining & Metals Co., Ltd., where he continues to develop innovative solutions in the field of metal plating. His work has been instrumental in advancing the technology used in various industrial applications.

Collaborations

Fujihira has collaborated with notable coworkers, including Atsushi Yabe and Junnosuke Sekiguchi, contributing to the development of advanced plating technologies.

Conclusion

Yoshihisa Fujihira's contributions to electroless plating demonstrate his commitment to innovation in the field. His patents reflect a deep understanding of materials and processes that enhance the quality and efficiency of plating solutions.