Company Filing History:
Years Active: 2025
Title: Yoshiaki Yamashita: Innovator in Aluminum Nitride Powder Technology
Introduction
Yoshiaki Yamashita is a notable inventor based in Shunan, Japan. He has made significant contributions to the field of materials science, particularly in the development of aluminum nitride powder. His innovative work has implications for various applications, especially in manufacturing high thermal conductive insulating materials.
Latest Patents
Yamashita holds a patent for an aluminum nitride powder and the method for manufacturing the same. This patent describes an aluminum nitride powder that serves as a raw material for creating aluminum nitride sintered bodies. These bodies are known for their excellent insulating properties and high thermal conductivity, particularly when produced through press molding. The specific characteristics of the aluminum nitride powder include particles with a sphericity of 0.8 or more, a median size obtained by laser diffraction of 0.5 to 1.5 μm, and a BET specific surface area ranging from 2 to 4 m²/g. Additionally, the total oxygen concentration in the powder is maintained between 0.6 to 1.2% by mass.
Career Highlights
Yamashita is associated with Tokuyama Corporation, where he has been instrumental in advancing the company's research and development efforts in materials technology. His work has not only contributed to the company's portfolio but has also positioned Tokuyama as a leader in the field of advanced materials.
Collaborations
Yamashita has collaborated with notable colleagues such as Yoshinori Tagashira and Masato Hamamoto. These collaborations have fostered a productive environment for innovation and have led to significant advancements in their respective fields.
Conclusion
Yoshiaki Yamashita's contributions to the development of aluminum nitride powder highlight his role as an influential inventor in materials science. His innovative patent and work at Tokuyama Corporation demonstrate the importance of research and collaboration in driving technological advancements.