Company Filing History:
Years Active: 1991-1992
Title: **Nobuyasu Shudo: Innovations in Polyester Films and Magnetic Recording Media**
Introduction
Nobuyasu Shudo is a prominent inventor based in Yokohama, Japan, known for his contributions to the fields of polymer technology and electrical engineering. With a total of three patents to his name, Shudo has made significant strides in developing polyester films and magnetic recording media that enhance material performance across various applications.
Latest Patents
Shudo's latest innovations include patents related to polyester films, magnetic recording media, and film capacitors. One of his key inventions is a polyester film that incorporates specific fine spherical silica particles. This novel film is particularly suitable as a base for magnetic recording mediums or as a dielectric for capacitors. The innovative composition of this film is designed to exhibit markedly improved surface and electromagnetic properties, as well as enhanced electrical characteristics due to the excellent dispersibility of these particles within the film.
Another significant patent involves a polyester composition that consists of a polyester with a terminal carboxyl group content ranging from 40 to 80 equivalents per 10^6 and aluminum oxide particles with an average diameter between 0.005 to 5 micrometers. This unique composition boasts a melt resistivity of 6 x 10^6 to 5 x 10^8 ohm.cm, enabling the production of films that exhibit exceptional wear resistance and flatness over extended production runs.
Career Highlights
Nobuyasu Shudo currently works with Diafoil Company, Ltd., where he plays a crucial role in advancing research and development in polyester materials and their applications. Through his career, he has consistently focused on enhancing material properties and performance, making valuable contributions to the industry.
Collaborations
Shudo has collaborated with prominent colleagues, including Kazuo Endo and Chikakazu Kawaguchi. Together, they have worked on various projects that have contributed to the advancement of technology in polyester films and other related fields.
Conclusion
Nobuyasu Shudo's innovative work in polyester films and magnetic recording media illustrates the importance of research and development in creating materials with superior properties. His patents reflect a commitment to enhancing industry standards and advancing technological capabilities, establishing him as a notable inventor in his field.