Tokyo, Japan

Rokuya Yamashita

This inventor holds 2 USPTO granted patents. Top assignee: Dainichiseika Color & Chemicals Mfg. Co., Ltd.. Active years: 2005-2007.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Rokuya Yamashita. Retrieved from https://idiyas.com/inventor/rokuya-yamashita

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

Calculating rank

% Patents Active = 50.0

Average Co-Inventor Count = 4.0

ph-index = 1


Company Filing History:


Years Active: 2005-2007

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2 patents (USPTO):Explore Patents

Title: Innovations by Rokuya Yamashita

Introduction

Rokuya Yamashita is a notable inventor based in Tokyo, Japan. He has made significant contributions to the field of polymer chemistry, particularly through his innovative patents. With a total of 2 patents, Yamashita's work focuses on enhancing the functionality of materials through advanced chemical processes.

Latest Patents

Yamashita's latest patents revolve around the development of polymer-bonded functional agents. These agents are created by reacting a functional agent containing reactive groups with a polymer that has groups reactive with those of the functional agent. The functional agents include antioxidants, ultraviolet absorbers, light stabilizers, infrared absorbers, and antistatic agents. The use of these polymer-bonded functional agents can significantly improve the performance of various articles.

Career Highlights

Yamashita is currently employed at Dainichiseika Color & Chemicals Mfg. Co., Ltd., where he continues to innovate and develop new chemical solutions. His expertise in polymer chemistry has positioned him as a valuable asset to the company and the industry at large.

Collaborations

Yamashita collaborates with several talented individuals, including Michiei Nakamura and Hiromitsu Yanagimoto. Their combined efforts contribute to the advancement of their projects and the overall success of their innovations.

Conclusion

Rokuya Yamashita's contributions to polymer chemistry through his patents demonstrate his commitment to innovation and improvement in material functionality. His work continues to influence the industry and inspire future advancements.

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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