Company Filing History:
2 out of 111 
1 out of 6,896 Years Active: 1983-1989
Title: Akira Sugiura: Innovator in Fiber Technology
Introduction
Akira Sugiura is a notable inventor based in Okayama, Japan, recognized for his contributions to the field of fiber technology. With a total of two patents to his name, Sugiura has made significant advancements in the production of acrylic and carbon fibers. His innovative methods have improved the quality and efficiency of fiber manufacturing processes.
Latest Patents
Sugiura's latest patents include a method of producing acrylic fibers and a process for producing carbon fiber tows. The method of producing acrylic fibers involves a spinning solution of an acrylonitrile polymer that undergoes dry-wet spinning through an annular type spinneret. This spinneret features a non-perforated part extending from the outer to the inner periphery, with over 3,000 spinning orifices at the perforated part. The extruded fibers are passed through a coagulation bath, ensuring uniformity and minimizing defects. The process for producing carbon fiber tows entails treating an acrylic fiber tow to uniformly contain an aminosiloxane and a chemical substance, such as glycerine or an alkylene glycol, prior to heat treatment. This method addresses issues like fluffiness and filament breakage, enhancing the overall quality of the carbon fiber tow.
Career Highlights
Throughout his career, Akira Sugiura has worked with prominent companies, including Japan Exlan Company Limited and Sumitomo Chemical Company, Limited. His experience in these organizations has allowed him to refine his expertise in fiber technology and contribute to innovative solutions in the industry.
Collaborations
Sugiura has collaborated with notable coworkers, including Shigeru Sawanishi and Kunio Maruyama. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies in fiber production.
Conclusion
Akira Sugiura's work in fiber technology exemplifies the impact of innovation on manufacturing processes. His patents reflect a commitment to improving quality and efficiency in the production of acrylic and carbon fibers. Sugiura's contributions continue to influence the industry and inspire future advancements.