Kamisu, Japan

Fumiaki Yoneyama

This inventor holds 2 USPTO granted patents. Top assignees: Dainippon Ink and Chemicals, Incorporated, The Yokohama Rubber Co., Ltd.. Active years: 1986-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Fumiaki Yoneyama. Retrieved from https://idiyas.com/inventor/fumiaki-yoneyama

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 3.4

ph-index = 2

Forward Citations = 15(Granted Patents)


Location History:

  • Kamisu, JP (1986)
  • Kamisumachi, JP (1992)

Company Filing History:


Years Active: 1986-1992

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2 patents (USPTO):Explore Patents

Title: Fumiaki Yoneyama: Innovator in Rubber Bonding Technology

Introduction

Fumiaki Yoneyama is a notable inventor based in Kamisu-machi, Japan. He has made significant contributions to the field of rubber bonding technology, particularly in the adhesion between rubber and steel cord. His innovative work has led to the development of several patents that enhance the performance and durability of rubber products.

Latest Patents

Yoneyama holds 2 patents that focus on bonding promoters for rubber and steel cord applications. His latest patents include a promoter for bonding between rubber and steel cord, which is represented by a specific general formula. This invention aims to improve the adhesion properties of rubber compositions, resulting in rubber products that exhibit superior bonding strength. Another significant patent is a rubber-steel cord adhesion promoter, which is designed to maintain high adhesive strength even under extreme temperature and humidity conditions. This innovation is represented by a general formula that incorporates various acid radicals to enhance the bonding process.

Career Highlights

Throughout his career, Yoneyama has worked with prominent companies in the industry. He has been associated with Dainippon Ink and Chemicals, Incorporated and The Yokohama Rubber Co., Ltd. His experience in these organizations has allowed him to refine his expertise in rubber technology and contribute to advancements in the field.

Collaborations

Yoneyama has collaborated with notable professionals in his field, including Yoshihisa Ogihara and Yasuyoshi Esashi. These collaborations have fostered innovation and have played a crucial role in the development of his patented technologies.

Conclusion

Fumiaki Yoneyama's contributions to rubber bonding technology have established him as a key figure in the industry. His innovative patents and collaborations reflect his commitment to enhancing the performance of rubber products. His work continues to influence advancements in rubber technology and adhesion methods.

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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