Kanagawa, Japan

Nubohito Koga

This inventor holds 1 USPTO granted patent. Top assignee: Mitsui Toatsu Chemicals, Incorporated. Active years: 1991.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Nubohito Koga. Retrieved from https://idiyas.com/inventor/nubohito-koga

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 = 5.0

ph-index = 1

Forward Citations = 13(Granted Patents)


Company Filing History:


Years Active: 1991

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1 patent (USPTO):Explore Patents

Title: Innovations by Nubohito Koga in Polyimide Fiber Production

Introduction

Nubohito Koga is an accomplished inventor based in Kanagawa, Japan. He has made significant contributions to the field of materials science, particularly in the production process of polyimide fibers. His innovative work has led to advancements that impact various industries, showcasing his talent and dedication.

Latest Patents

Koga holds a patent for a "Production process for polyimide fibers." This patent outlines a process that involves the thermal or chemical imidation of a polyamic acid, which is synthesized by reacting a specific diamine with a particular tetracarboxylic dianhydride. Importantly, this reaction occurs in the presence of a dicarboxylic anhydride. The fibers produced through this method have a variety of applications due to their exceptional properties.

Career Highlights

Nubohito Koga is associated with Mitsui Toatsu Chemicals, Incorporated, a company renowned for its innovative chemical products. His work within this organization has not only paved the way for new production techniques but has also enhanced the quality and functionality of polymers used in diverse applications.

Collaborations

Throughout his career, Koga has collaborated with notable colleagues, including Taizo Nagahiro and Masahiro Ohta. These partnerships have fostered an environment of innovation, allowing them to share knowledge, skills, and insights to advance their respective fields further.

Conclusion

Nubohito Koga's contributions to the production of polyimide fibers demonstrate his importance as an inventor in the materials science domain. Through his patent and collaborations, he has not only influenced his company but has also made a mark on the broader industry landscape. His work stands as an inspiration for future innovations in chemical engineering and manufacturing processes.

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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