Saitama, Japan

Koji Yamaguchi

This inventor holds 5 USPTO granted patents. Top assignees: Honda Giken Kogyo Kabushiki Kaisha, Origin Company, Limited. Active years: 1988-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Koji Yamaguchi. Retrieved from https://idiyas.com/inventor/koji-yamaguchi-73l22ahh

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

Calculating rank

% Patents Active = 80.0

Average Co-Inventor Count = 3.4

ph-index = 3

Forward Citations = 51(Granted Patents)


Location History:

  • Wako, JP (1988 - 2006)
  • Saitama, JP (1990 - 2019)

Company Filing History:


Years Active: 1988-2019

Loading Chart...
5 patents (USPTO):Explore Patents

Title: Inventor Koji Yamaguchi

Introduction: Koji Yamaguchi is a renowned inventor based in Saitama, Japan, known for his groundbreaking contributions to various technological fields.

Latest Patents: Koji Yamaguchi holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his innovative spirit and forward-thinking approach.

Career Highlights: With a career spanning over two decades, Koji Yamaguchi has worked with leading research institutions and universities to develop cutting-edge solutions that have revolutionized industries worldwide.

Collaborations: Throughout his career, Koji Yamaguchi has collaborated with top companies, such as tech giants and automotive manufacturers, to bring his inventions to the market and make a lasting impact on society.

Conclusion: Koji Yamaguchi's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors and shape the future of technology.

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]
Loading…