Tokyo, Japan

Naofumi Horie

This inventor holds 23 USPTO granted patents, primarily in Polymer Chemistry. Top assignees: Nisshinbo Industries, Inc., Nippon Industries, Inc.. Active years: 1996-2004.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Naofumi Horie. Retrieved from https://idiyas.com/inventor/naofumi-horie

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


% Patents Active = 95.7

Average Co-Inventor Count = 3.7

ph-index = 9

Forward Citations = 216(Granted Patents)


Location History:

  • Chiba, JP (2002)
  • Tokyo, JP (1996 - 2004)

Company Filing History:


Years Active: 1996-2004

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Areas of Expertise:
Conductive Resin
Fuel Cell Separator
Polyamide Resin
Polyurethane Resins
Biodegradable Plastic
Curing Agent
Hydrophilic Resin
Reinforcing Material
Carbodiimide
Aqueous Coating
Polyester Resin
Hydrolysis Stabilizer
23 patents (USPTO):Explore Patents

Title: Naofumi Horie - Innovator in Fuel Cell Technology

Introduction

Naofumi Horie is an accomplished inventor based in Tokyo, Japan, with a remarkable portfolio of 23 patents to his name. His work primarily focuses on advancements in fuel cell technology, which plays a crucial role in the development of clean energy solutions.

Latest Patents

Among his latest patents are several groundbreaking technologies, including an electrically conductive resinous composition, a fuel cell separator, and a polymer electrolyte fuel cell. The electrically conductive resinous composition comprises mainly electrically conductive carbon powder and a binding agent, which is a blend of a thermoplastic resin and a carbodiimide compound. This innovation facilitates the efficient mass production of fuel cell separators characterized by high elasticity, good releasability, dimensional accuracy, and gas impermeability. The polymer electrolyte fuel cell, featuring these separators, is designed to prevent cracking during assembly, maintain output during continuous operation, and ensure high sealing performance and impact resistance.

Career Highlights

Naofumi Horie has made significant contributions to the field of fuel cell technology through his innovative patents. His experience includes working for notable companies such as Nisshinbo Industries and Nippon Industries, where he honed his skills and expanded his knowledge in the industry.

Collaborations

Throughout his career, he has collaborated with esteemed colleagues, including Yasuo Imashiro and Ikuo Takahashi. Together, they have contributed to advancing fuel cell technologies and have shared insights that have led to successful innovations.

Conclusion

Naofumi Horie stands out as a leading inventor in the realm of fuel cell technology, driving innovation with his extensive patent portfolio. His latest work signals a promising future for fuel cell applications, emphasizing the importance of sustainable energy solutions. With ongoing collaborations and a focus on further advancements, Horie continues to influence the energy sector significantly.

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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