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For the Inventor, By the Inventor

Ube, Japan

Kohichi Kashiwagi

This inventor holds 5 USPTO granted patents. Top assignee: Ube Industries, Inc.. Active years: 2000-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kohichi Kashiwagi. Retrieved from https://idiyas.com/inventor/kohichi-kashiwagi

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

USPTO Granted Patents = 5

% Patents Active = 60.0

Average Co-Inventor Count = 5.0

ph-index = 3

Forward Citations = 30(Granted Patents)


Location History:

  • Yamaguchi, JP (2002)
  • Ube, JP (2000 - 2006)

Company Filing History:

goldMedal5 out of 1,432 
 
Ube Industries, Inc.
 patents

Years Active: 2000-2006

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5 patents (USPTO):Explore Patents
1. 6987160 - Thermoplastic polyurethane (2006-01-17),
2. 6881856 - Thermoplastic polyurethane (2005-04-19),
3. 6472498 - Diaryl carbonate product and production of polycarbonate (2002-10-29),
4. 6388140 - Method and producing cyclododecanone compound (2002-05-14),
5. 6143917 - Process for producing aryl carbamates (2000-11-07),

Title: Kohichi Kashiwagi: Innovator in Thermoplastic Polyurethanes

Introduction

Kohichi Kashiwagi is a notable inventor based in Ube, Japan. He has made significant contributions to the field of thermoplastic polyurethanes, holding a total of 5 patents. His work focuses on developing materials that are useful for elastomers, elastic fibers, and artificial leathers.

Latest Patents

Kohichi Kashiwagi's latest patents include innovative formulations of thermoplastic polyurethane. These materials are characterized by a polyaddition product of a diisocyanate and a chain extender, combined with a liquid polyethercarbonate diol. This diol is a reaction product of a carbonate compound with a polyether diol, which contains specific structural units that enhance the properties of the final product.

Career Highlights

Kohichi Kashiwagi has been instrumental in advancing the applications of thermoplastic polyurethanes. His work at Ube Industries, Inc. has positioned him as a key figure in the development of new materials that meet the demands of various industries.

Collaborations

Throughout his career, Kohichi has collaborated with talented individuals such as Ryoji Sugise and Hideho Tanaka. These partnerships have fostered innovation and contributed to the success of their projects.

Conclusion

Kohichi Kashiwagi's contributions to the field of thermoplastic polyurethanes exemplify his dedication to innovation. His patents and collaborations continue to influence the industry, showcasing the importance of research and development in material science.

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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