Yokohama, Japan

Takuro Yamaguchi

This inventor holds 5 USPTO granted patents. Top assignees: Nissan Motor Company Limited, Kabushiki Kaisha Kobe Seiko Sho, Tohoku University. Active years: 1992-2012.

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

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


% Patents Active = 20.0

Average Co-Inventor Count = 2.7

ph-index = 2

Forward Citations = 15(Granted Patents)


Location History:

  • Kanagawa, JP (1992 - 2005)
  • Yokohama, JP (2010 - 2012)

Company Filing History:


Years Active: 1992-2012

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5 patents (USPTO):Explore Patents

Title: Takuro Yamaguchi: Innovator in Gear Technology and Titanium Alloys

Introduction

Takuro Yamaguchi is a prominent inventor based in Yokohama, Japan. He has made significant contributions to the fields of gear technology and titanium alloys, holding a total of 5 patents. His innovative work has garnered attention in various industries, particularly in automotive and materials science.

Latest Patents

One of Yamaguchi's latest patents involves a gear that features a tooth surface coated with a hard carbon film. This design significantly reduces friction when used with specific lubricants, enhancing power transmission efficiency. Additionally, this gear is particularly effective in planetary gear mechanisms and speed-reducing mechanisms, where multiple gears mesh together. Another notable patent is for a titanium alloy characterized by low Young's modulus. This alloy contains vanadium and aluminum, with a microstructure that includes a martensite phase or a beta phase that can transform into a martensite phase through cold working or cooling.

Career Highlights

Throughout his career, Takuro Yamaguchi has worked with notable organizations, including Nissan Motor Company Limited and Tohoku University. His experience in these institutions has allowed him to apply his innovative ideas in practical settings, contributing to advancements in automotive technology and materials research.

Collaborations

Yamaguchi has collaborated with several talented individuals in his field, including Keizo Otani and Yusuke Okamoto. These partnerships have fostered a creative environment that has led to the development of groundbreaking technologies.

Conclusion

Takuro Yamaguchi's contributions to gear technology and titanium alloys exemplify the spirit of innovation. His patents reflect a commitment to enhancing efficiency and performance in engineering applications. As he continues to develop new technologies, his work will undoubtedly influence future advancements in these fields.

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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