Tokyo, Japan

Kenichiro Sumiura

This inventor holds 2 USPTO granted patents and 2 published patent applications. Top assignee: Zeon Corporation. Active years: 2023-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenichiro Sumiura. Retrieved from https://idiyas.com/inventor/kenichiro-sumiura

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

USPTO Granted Patents = 2 

% Patents Active = 100.0

Average Co-Inventor Count = 3.0

ph-index = 1


Company Filing History:


Years Active: 2023-2025

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2 patents (USPTO):Explore Patents

Title: Kenichiro Sumiura: Innovator in Polymer Technology

Introduction

Kenichiro Sumiura is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of polymer technology, particularly in the development of catalysts and drying methods for rubbery polymers. With a total of 2 patents, Sumiura continues to push the boundaries of innovation in his field.

Latest Patents

Sumiura's latest patents include a metal-supported catalyst and a method for producing hydrogenated conjugated-diene-based polymer. This innovative catalyst is designed to support a metal and/or a metal compound on a carrier. Notably, it demonstrates a rate of decrease in the metal and/or metal compound of 20 wt % or more when subjected to specific conditions in an aqueous solution.

Another significant patent is for an extrusion dryer for rubbery polymer, which includes a cylinder equipped with a hopper for injection at one end and a die at the other. The design features a rotatable screw with multiple zones, each comprising a conveyance section and a compression section. This innovative approach enhances the efficiency of rubbery polymer production.

Career Highlights

Kenichiro Sumiura is currently associated with Zeon Corporation, where he applies his expertise in polymer technology. His work has been instrumental in advancing the company's capabilities in producing high-quality rubbery polymers and catalysts.

Collaborations

Throughout his career, Sumiura has collaborated with notable colleagues, including Masao Nakamura and Junichi Imai. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Kenichiro Sumiura stands out as a key figure in the field of polymer technology, with his innovative patents and contributions to Zeon Corporation. His work continues to influence the industry and pave the way for future advancements in polymer 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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