Location History:
- Sagamihara, JP (1988 - 1992)
- Futtsu, JP (1998)
Company Filing History:
3 out of 3,562 
1 out of 1 
1 out of 6 Years Active: 1988-1998
Introduction
Sakae Katayama, a distinguished inventor based in Sagamihara, Japan, has made significant contributions to the field of cutting tool technology. With a total of three patents to his name, Katayama has focused on enhancing the performance and durability of cemented carbide tools, showcasing his innovative spirit and technical expertise.
Latest Patents
Katayama's latest patents highlight his dedication to improving materials used in manufacturing. The first, titled "Fine graphite uniform dispersion steel excellent in cold machinability," showcases a new development in steel technology aimed at improving machinability under cold conditions.
His second patent, "Ceramics coated cemented-carbide tool with high-fracture resistance," introduces a novel approach to tool design. This invention describes a cemented carbide tool featuring a ceramic coating layer created through chemical vapor deposition. The intricate details of the coating involve cracks that form in a network-like pattern, enhancing its performance by allowing for better stress distribution. The carefully designed parameters ensure that the cracks add to the tool's resistance to wear and fracture, marking a significant advancement in cutting tool technology.
The average depth of these cracks is finely tuned, ensuring optimal tool performance under varying conditions.
Career Highlights
Katayama has garnered extensive experience throughout his career, having worked with notable companies such as Nippon Steel Corporation and Nippon Hardmetal Co., Ltd. His time at these organizations has provided him with a unique perspective on materials science and industrial applications.
Collaborations
Throughout his career, Katayama has collaborated with esteemed professionals in his field, including Masayuki Hashimura and Hiroto Imamura. These partnerships have led to the development and refinement of technologies that continue to impact the industry.
Conclusion
Sakae Katayama's innovative work in cemented carbide tooling not only highlights the importance of research and development in manufacturing but also contributes to advancements that enhance productivity and efficiency in various industrial applications. As an inventor, his patents reflect a commitment to excellence and a forward-thinking approach that has paved the way for future innovations in cutting tool technology.