Company Filing History:
2 out of 4 
1 out of 17 Years Active: 1991-1993
Title: Toshi Iizuka: Innovator in Activated Carbon Fiber Technology
Introduction
Toshi Iizuka is a notable inventor based in Takasaki, Japan. He has made significant contributions to the field of materials science, particularly in the development of activated carbon fibers. With a total of three patents to his name, Iizuka's work has advanced the understanding and application of carbon fiber technology.
Latest Patents
One of Iizuka's latest patents is focused on an activated carbon fiber structure and the process for producing it. This innovation involves combining an activated and heat-treated product of pitch fiber with a precursor fiber of carbon fiber. The precursor fiber has a larger elongation and shrinkage during activation treatment compared to the pitch fiber. This activated carbon fiber structure is produced by subjecting both fibers to an activation treatment, either before or after they are formed into a configuration that corresponds to a fiber structure through mixing or laminating. Another significant patent pertains to the production of carbon fibers, which emphasizes obtaining fibers with a large specific surface area through a specific process.
Career Highlights
Throughout his career, Toshi Iizuka has worked with several companies, including Gun-Ei Kagaku Kogyo Kabushiki Kaisha and Gun Ei Chemical Industry Co., Ltd. His experience in these organizations has allowed him to refine his expertise in carbon fiber technology and contribute to various innovative projects.
Collaborations
Iizuka has collaborated with notable coworkers such as Yoshikazu Arita and Yukio Abe. These partnerships have likely enriched his research and development efforts, leading to advancements in the field of activated carbon fibers.
Conclusion
Toshi Iizuka's contributions to the field of activated carbon fiber technology are noteworthy. His innovative patents and career experiences reflect his dedication to advancing materials science. Through his work, Iizuka continues to influence the development of carbon fiber applications.
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