Company Filing History:
Years Active: 2014
Title: Sadao Itou: Innovator in Copper Surface Treatment
Introduction
Sadao Itou is a notable inventor based in Yuuki, Japan. He has made significant contributions to the field of surface treatment, particularly focusing on copper materials. His innovative approach has led to advancements that enhance the bonding strength between copper surfaces and various resins.
Latest Patents
Sadao Itou holds 1 patent for a method titled "Method for Surface Treatment of Copper." The objective of this invention is to provide a copper surface treatment method that maintains a strong bonding strength between a copper surface and a resist or insulating resin. This method prevents the formation of irregularities larger than 1 µm on the copper surface. The process involves three key steps: first, forming a nobler metal on the copper surface; second, creating copper oxide through oxidation with an alkaline solution; and third, dissolving the copper oxide to create the desired surface irregularities.
Career Highlights
Sadao Itou is associated with Hitachi Chemical Company, Ltd., where he applies his expertise in material science. His work has been instrumental in developing methods that improve the quality and performance of copper surfaces in various applications.
Collaborations
Throughout his career, Sadao Itou has collaborated with esteemed colleagues such as Tomoaki Yamashita and Sumiko Nakajima. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Sadao Itou's contributions to the field of copper surface treatment exemplify the importance of innovation in material science. His patented method not only enhances bonding strength but also sets a new standard for surface treatment processes.