This inventor holds 3 USPTO granted patents. Top assignee: Japan Science and Technology Corporation. Active years: 2006-2008.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Location History:
- Otsu, JP (2006)
- Uji, JP (2008)
Company Filing History:
Years Active: 2006-2008
Title: Yutai Katoh: Innovator in SiC Composite Materials
Introduction
Yutai Katoh is a prominent inventor based in Uji, Japan. He has made significant contributions to the field of materials science, particularly in the development of silicon carbide (SiC) fiber-reinforced composite materials. With a total of 3 patents, his work has advanced the understanding and application of these materials in various industries.
Latest Patents
Katoh's latest patents include innovative methods for producing SiC fiber-reinforced SiC composite materials. One of his notable inventions is a method that involves a powdery mixture of fine SiC powder combined with oxide sintering additives such as AlO, YO, SiO, and CaO. This mixture is blended with a polymeric SiC precursor to create a matrix-forming polymeric slurry. A preform of SiC fiber, characterized by a quasi-stoichiometric composition and high crystallinity, is then impregnated with this slurry and hot-pressed at temperatures of 1600°C or higher in the presence of a liquid phase. This process results in a dense SiC composite with excellent mechanical properties.
Another significant patent describes a method where a preform of SiC fiber, coated with materials like C, BN, and SiC, is impregnated with a slurry containing fine SiC powder and sintering additives. The impregnated preform is hot-pressed at temperatures ranging from 1600°C to 1800°C under a pressure of 10 MPa or more. The coating inhibits the reaction of SiC fiber with the matrix, leading to a SiC fiber-reinforced SiC-matrix composite that exhibits remarkable improvements in mechanical properties.
Career Highlights
Yutai Katoh is affiliated with the Japan Science and Technology Corporation, where he continues to push the boundaries of material innovation. His research focuses on enhancing the mechanical properties of composite materials, which are crucial for various applications, including aerospace and automotive industries.
Collaborations
Throughout his career, Katoh has collaborated with esteemed colleagues such as Akira Kohyama and Kiyohito Okamura. These collaborations have further enriched his research and contributed to the advancement of SiC composite technologies.
Conclusion
Yutai Katoh's innovative work in the field of SiC fiber-reinforced composite materials
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile