Ichihara, Japan

Katsunari Inagaki

This inventor holds 27 USPTO granted patents and 5 published patent applications and 1 EPO patent, primarily in Polymer Chemistry. Top assignee: Sumitomo Chemical Company, Limited. Active years: 1993-2021.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Katsunari Inagaki. Retrieved from https://idiyas.com/inventor/katsunari-inagaki

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

USPTO Granted Patents = 27 

% Patents Active = 48.1

 

Average Co-Inventor Count = 2.9

ph-index = 4

Forward Citations = 74(Granted Patents)


Location History:

  • Ichihara, JP (1996 - 2014)
  • Chiba, JP (1993 - 2016)
  • Tokyo, JP (2021)

Company Filing History:


Years Active: 1993-2021

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Areas of Expertise:
Conjugated Diene Polymer
Rubber Composition
Polymer Production
Copolymers
Thermoplastic Elastomers
Polypropylene Composition
Modified Polymer Rubber
Ethylene-Olefin Copolymer
27 patents (USPTO):Explore Patents

Title: Innovations of Katsunari Inagaki in Polymer Chemistry

Introduction

Katsunari Inagaki, an influential inventor located in Ichihara, Japan, has made significant contributions to the field of polymer chemistry. With an impressive portfolio of 27 patents, Inagaki's work focuses on advanced methods for producing modified conjugated diene polymers and their applications.

Latest Patents

Inagaki's latest patents demonstrate his innovative approach to polymer production. One key invention is the "Method for producing modified conjugated diene polymer," which outlines a process that involves reacting an organometallic compound with a modifying agent in a conjugated diene-based polymer. This method successfully utilizes units based on conjugated diene compound-containing monomers and modifying agents featuring silicon, tin, germanium, or phosphorus atoms. Another notable invention, "Conjugated diene polymer rubber and conjugated diene polymer rubber composition," details a polymer rubber formula consisting of two components, A and B. In this invention, component A accounts for 5% to 90% by weight, while component B comprises 95% to 10% by weight of the total.

Career Highlights

Throughout his career, Inagaki has been affiliated with Sumitomo Chemical Company, Limited, where he has been able to further develop his innovative ideas. His work in the company has positioned him as a key player in advancing polymer technology, enabling the synthesis of high-performance materials used in various industries.

Collaborations

Inagaki has collaborated with notable colleagues, including Mayumi Oshima and Seiichi Mabe. These partnerships have been instrumental in fostering creativity and enhancing the development of new technologies in the realm of polymer sciences, showcasing the importance of teamwork in driving innovation.

Conclusion

Katsunari Inagaki's contributions to polymer chemistry through his patents signify the vital role of innovation in material science. His groundbreaking methods and collaborative efforts continue to influence the industry, paving the way for further advancements in polymer applications. As he progresses in his career, Inagaki remains a prominent figure in the field of chemistry, inspiring future inventors and researchers.

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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