Location History:
- Kanagawa, JP (2007)
- Yokosuka, JP (2013 - 2019)
Company Filing History:
Years Active: 2007-2019
Title: Sadao Yanagida: Innovator in Dissimilar Metallic Materials
Introduction
Sadao Yanagida is a prominent inventor based in Yokosuka, Japan. He has made significant contributions to the field of materials science, particularly in the joining of dissimilar metallic materials. With a total of 3 patents to his name, Yanagida's work has implications for various industries, including automotive manufacturing.
Latest Patents
Yanagida's latest patents focus on innovative methods for bonding dissimilar metallic materials. One of his notable inventions is a bonded structure that comprises first and second metallic layers with a bonding interface formed by diffusion. This interface includes a layer of at least one intermetallic compound, which is crucial for enhancing the strength and durability of the bond. The intermetallic compound layer is designed to occupy 52% or more of the bonding interface area and has a thickness ranging from 0.5 to 3.2 micrometers.
Another significant patent involves a method for joining magnesium alloy materials with steel. In this process, a zinc-plated steel plate is utilized, and aluminum is added to the magnesium alloy. The method promotes eutectic melting of magnesium and zinc, effectively removing oxides and impurities from the joint interface. This results in the formation of intermetallic compounds that facilitate a strong bond between the two materials.
Career Highlights
Sadao Yanagida is currently employed at Nissan Motor Company Limited, where he applies his expertise in materials science to develop advanced automotive technologies. His innovative approaches to bonding dissimilar metals have positioned him as a key figure in the automotive industry.
Collaborations
Throughout his career, Yanagida has collaborated with notable colleagues, including Hiroshi Sakurai and Shigeyuki Nakagawa. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.
Conclusion
Sadao Yanagida's contributions to the field of materials science, particularly in the bonding of dissimilar metallic materials, highlight his role as an influential inventor. His patents reflect a commitment to advancing technology in the automotive sector and beyond.