Komaki, Japan

Kenji Yamamoto

This inventor holds 4 USPTO granted patents and 3 published patent applications and 3 EPO patents. Top assignee: Sumitomo Riko Company Limited. Active years: 2017-2024.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenji Yamamoto. Retrieved from https://idiyas.com/inventor/kenji-yamamoto-gm6nxsub

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

Calculating rank
USPTO Granted Patents = 4 

% Patents Active = 100.0

 

Average Co-Inventor Count = 2.5

ph-index = 1

Forward Citations = 1(Granted Patents)


Location History:

  • Komaki, JP (2017 - 2020)
  • Aichi, JP (2024)

Company Filing History:


Years Active: 2017-2024

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4 patents (USPTO):Explore Patents

Title: Kenji Yamamoto: Innovator in Fuel Cell Technology

Introduction

Kenji Yamamoto is a prominent inventor based in Komaki, Japan. He has made significant contributions to the field of fuel cell technology, holding a total of 4 patents. His innovative work focuses on developing advanced sealing members that enhance the efficiency and reliability of fuel cells.

Latest Patents

Yamamoto's latest patents include a radical-curable seal member for fuel cells. This seal member is designed to operate at a glass transition temperature of −40° C. or lower. It is made from a crosslinked product of a radical-curable composition that includes a (meth)acrylic polymer, monofunctional and polyfunctional (meth)acrylic monomers, and a radical polymerization initiator. The composition is carefully formulated to ensure optimal performance in fuel cell applications.

Another notable patent is a sealing member for a fuel cell, which consists of a constituent member of a fuel cell and a sealing member bonded through an adhesive layer. This sealing member is created from a cross-linked product of a rubber composition that includes various rubber components, a cross-linking agent, and fatty acids. These innovations are crucial for improving the durability and functionality of fuel cells.

Career Highlights

Kenji Yamamoto is currently employed at Sumitomo Riko Company Limited, where he continues to push the boundaries of fuel cell technology. His work has garnered attention for its practical applications and potential to revolutionize energy systems.

Collaborations

Yamamoto collaborates with talented individuals such as Hirokazu Hayashi and Kaoru Yasui. Their combined expertise contributes to the advancement of innovative solutions in the field of fuel cells.

Conclusion

Kenji Yamamoto's contributions to fuel cell technology exemplify the spirit of innovation. His patents reflect a commitment to enhancing energy efficiency and reliability in modern applications. Through his work, he continues to inspire future advancements in the industry.

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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