Fukui, Japan

Kazuhisa Koishi

This inventor holds 1 USPTO granted patent. Top assignee: Toyo Boseki Kabushiki Kaisha. Active years: 2008.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuhisa Koishi. Retrieved from https://idiyas.com/inventor/kazuhisa-koishi

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 = 6.0

ph-index = 1

Forward Citations = 12(Granted Patents)


Company Filing History:


Years Active: 2008

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1 patent (USPTO):Explore Patents

Title: The Innovative Contributions of Kazuhisa Koishi in Polyamide Production

Introduction

Kazuhisa Koishi is a notable inventor based in Fukui, Japan, recognized for his contributions to the field of polymer chemistry. With a keen focus on enhancing production processes, he has developed methods that provide significant advancements in polyamide manufacturing.

Latest Patents

Kazuhisa Koishi holds a patent for a groundbreaking method for the continuous production of polyamide. This patent outlines a comprehensive procedure that ensures a stabilized polymerization degree while maintaining high-quality output, particularly for aromatic-containing polyamides. The steps include raw material preparation, continuous introduction into a tubular reaction apparatus, amidation, and polymerization under optimized conditions to yield a polyamide prepolymer adjusted to the desired viscosity.

Career Highlights

Throughout his career, Kazuhisa Koishi has worked with Toyo Boseki Kabushiki Kaisha, where he has implemented his innovative ideas to improve manufacturing efficiency. His patent not only showcases his technical expertise, but also reflects his dedication to advancing polymer production technologies.

Collaborations

Kazuhisa Koishi has collaborated with other talented professionals in the field, including Yasuhito Tsujii and Gaku Maruyama. Their joint efforts in research and development have contributed to creating more effective production methods and have further enhanced the quality of polyamides produced.

Conclusion

In conclusion, Kazuhisa Koishi's innovative spirit and scientific expertise have led to significant advancements in polyamide production processes. His patent demonstrates a valuable contribution to the field, showcasing how innovations in manufacturing can lead to improved product quality and efficiency. As the industry continues to evolve, the impact of his work on polymer chemistry will undoubtedly be felt for years to come.

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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