Kanagawa, Japan

Toshiaki Egashira

This inventor holds 3 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignees: Japan Polyethylene Corporation, Japan Polypropylene Corporation. Active years: 2018-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshiaki Egashira. Retrieved from https://idiyas.com/inventor/toshiaki-egashira

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

USPTO Granted Patents = 3 

% Patents Active = 100.0


Average Co-Inventor Count = 4.0

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2018-2020

Loading Chart...
Loading Chart...
3 patents (USPTO):Explore Patents

Title: Toshiaki Egashira: Innovator in Ethylene-Based Ionomers

Introduction

Toshiaki Egashira is a notable inventor based in Kanagawa, Japan. He has made significant contributions to the field of polymer science, particularly in the development of ethylene-based ionomers. With a total of 3 patents to his name, his work focuses on enhancing the mechanical properties and heat resistance of these materials.

Latest Patents

Egashira's latest patents include a novel production method of ethylene-based ionomer. This method aims to provide an ionomer with excellent mechanical properties, heat resistance, and remarkable breaking elongation, breaking stress, and strain hardening. The production method involves a heating conversion step that transforms a specific ethylene/unsaturated carboxylic acid ester copolymer into a metal-containing carboxylate. Additionally, he has developed a process for producing ethylene/unsaturated carboxylic acid copolymer, which boasts excellent mechanical and thermal properties. This process includes producing an ethylene/unsaturated carboxylic acid ester copolymer using a late-transition-metal complex catalyst and subsequently heating it to convert the ester group into a carboxylic acid group.

Career Highlights

Throughout his career, Toshiaki Egashira has worked with prominent companies such as Japan Polyethylene Corporation and Japan Polypropylene Corporation. His expertise in polymer chemistry has allowed him to make significant advancements in the production and application of ethylene-based materials.

Collaborations

Egashira has collaborated with notable colleagues in his field, including Takaaki Hattori and Masahiro Uematsu. These collaborations have contributed to the innovative developments in polymer science and have furthered the understanding of ethylene-based ionomers.

Conclusion

Toshiaki Egashira's contributions to the field of polymer science, particularly in the development of ethylene-based ionomers, highlight his innovative spirit and dedication to advancing material technology. His work continues to influence the industry and pave the way for future innovations.

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]
Loading…