Tokyo, Japan

Kazutoshi Hamada

This inventor holds 2 USPTO granted patents. Top assignee: Nisshinbo Industries, Inc.. Active years: 1998-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazutoshi Hamada. Retrieved from https://idiyas.com/inventor/kazutoshi-hamada

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


% Patents Active = 100.0

Average Co-Inventor Count = 5.0

ph-index = 2

Forward Citations = 58(Granted Patents)


Company Filing History:


Years Active: 1998-2002

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2 patents (USPTO):Explore Patents

Title: Kazutoshi Hamada: Innovator in Fuel Cell Technology

Introduction

Kazutoshi Hamada is a prominent inventor based in Tokyo, Japan. He has made significant contributions to the field of fuel cell technology, holding a total of 2 patents. His work focuses on improving the efficiency and effectiveness of fuel cells, which are crucial for sustainable energy solutions.

Latest Patents

Hamada's latest patents include a separator for fuel cells and a polarizable electrode for electric double-layer capacitors. The separator for fuel cells addresses issues found in prior art by providing high conductivity, gas impermeability, and strength. This innovative separator is a molding that combines conductive carbon powder with a polymer compound, where the carbon powder has an aspect ratio of 4 to 60. His work on the polarizable electrode further enhances the performance of electric double-layer capacitors, showcasing his commitment to advancing energy storage technologies.

Career Highlights

Kazutoshi Hamada is associated with Nisshinbo Industries, Inc., a company known for its dedication to innovation in various technological fields. His role at Nisshinbo has allowed him to collaborate with other talented individuals in the industry, contributing to the development of cutting-edge technologies.

Collaborations

Some of his notable coworkers include Kazuo Saito and Atsushi Hagiwara. Their combined expertise has fostered a collaborative environment that encourages innovation and the pursuit of excellence in their projects.

Conclusion

Kazutoshi Hamada's contributions to fuel cell technology and energy storage are noteworthy. His patents reflect a deep understanding of the challenges in the field and a commitment to finding effective solutions. His work continues to influence the future of sustainable energy technologies.

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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