Itoigawa, Japan

Katunosin Isogai

This inventor holds 1 USPTO granted patent. Top assignees: Denki Kagaku Kogyo Kabushiki Kaisha, Nitivy Co., Ltd.. Active years: 1988.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katunosin Isogai. Retrieved from https://idiyas.com/inventor/katunosin-isogai

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile


% Patents Active = 100.0

Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 17(Granted Patents)


Company Filing History:


Years Active: 1988

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1 patent (USPTO):Explore Patents

Title: The Innovative Genius of Katunosin Isogai

Introduction: Katunosin Isogai, a notable inventor based in Itoigawa, Japan, has made a significant impact in the field of material science, particularly with his contributions to the production of continuous inorganic fibers. With a unique approach to the manufacturing processes, his innovations have opened new pathways for advancements in fiber technology.

Latest Patents: Katunosin Isogai is the proud holder of a patent for a groundbreaking method entitled "Process for production of continuous inorganic fibers and apparatus." This patent details a sophisticated process involving a spinning dope composed of a water-soluble organic polymer, a water-soluble inorganic salt capable of forming a refractory inorganic oxide, additives, and water. The invention is characterized by dry spinning techniques using a specially designed spinning nozzle that features multiple spinnerets, enabling efficient production of high-quality inorganic fibers. The thermal treatment of spun threads further enhances the properties of these fibers, showcasing Isogai's innovative approach to material production.

Career Highlights: Throughout his career, Isogai has been associated with notable companies in the industry. He has worked with Denki Kagaku Kogyo Kabushiki Kaisha and Nitivy Co., Ltd., where he contributed to the development of advanced materials and processes. His expertise and dedication to innovation have made him a key player in the field.

Collaborations: Collaboration is essential in the invention process, and Isogai has had the privilege of working alongside distinguished colleagues, including Mitsuo Yamashita and Akihisa Shirasaka. Together, they have shared knowledge and insights that have fostered advancements in their respective fields.

Conclusion: Katunosin Isogai exemplifies the spirit of innovation and creativity in the realm of material sciences. His patented process for producing continuous inorganic fibers not only highlights his technical expertise but also points to the limitless possibilities in the development of new materials. As the industry continues to evolve, inventors like Isogai will undoubtedly play a crucial role in shaping the future of technology and manufacturing.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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