Bunkyo, Japan

Takeo Yamaguchi

This inventor holds 4 USPTO granted patents. Top assignees: Nitto-Denko Corporation, Reika Kogyo Kabushiki Kaisha, The University of Tokyo. Active years: 2006-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takeo Yamaguchi. Retrieved from https://idiyas.com/inventor/takeo-yamaguchi-es0ipc2t

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


Average Co-Inventor Count = 3.6

ph-index = 3

Forward Citations = 34(Granted Patents)


Location History:

  • Kawasaki, JP (2010)
  • Bunkyo-ku, JP (2006 - 2014)

Company Filing History:


Years Active: 2006-2014

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4 patents (USPTO):Explore Patents

Title: Takeo Yamaguchi: Innovator in Proton Conductive Materials

Introduction

Takeo Yamaguchi is a prominent inventor based in Bunkyo, Japan. He has made significant contributions to the field of proton conductive materials, holding a total of 4 patents. His work focuses on developing innovative solutions for fuel cells, which are essential for clean energy technologies.

Latest Patents

Yamaguchi's latest patents include a proton conductive hybrid material and a catalyst layer for fuel cells utilizing this material. The proton conductive hybrid material is an organic-inorganic hybrid that exhibits high proton conductivity across a wide temperature range. It features a small particle diameter, allowing it to penetrate the pores of carbon powder and similar materials. This invention also includes a catalyst layer and an electrolyte film designed for fuel cells. The electrolyte membrane, which has a porous base filled with a polymer capable of conducting protons, is particularly effective in inhibiting methanol permeation while maintaining excellent proton conductivity.

Career Highlights

Throughout his career, Takeo Yamaguchi has worked with esteemed institutions such as the University of Tokyo and Nitto-Denko Corporation. His research has significantly advanced the understanding and application of proton conductive materials in fuel cell technology.

Collaborations

Yamaguchi has collaborated with notable colleagues, including Shin-ichi Nakao and Kazushige Yamamoto. These partnerships have contributed to the development of innovative technologies in the field.

Conclusion

Takeo Yamaguchi's contributions to proton conductive materials and fuel cell technology highlight his role as a leading inventor in this critical area of research. His patents and collaborations continue to influence advancements in clean energy solutions.

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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