Kanagawa, Japan

Keijiro Yamashita

This inventor holds 2 USPTO granted patents. Top assignee: Kabushiki Kaisha Toshiba. Active years: 1995-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Keijiro Yamashita. Retrieved from https://idiyas.com/inventor/keijiro-yamashita

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 2.7

ph-index = 1

Forward Citations = 20(Granted Patents)


Location History:

  • Yokohama, JP (1995)
  • Kanagaw-ken, JP (2001)

Company Filing History:


Years Active: 1995-2001

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2 patents (USPTO):Explore Patents

Title: Keijiro Yamashita: Pioneering Inventor from Kanagawa Prefecture

Introduction: Keijiro Yamashita is a renowned inventor hailing from Kanagawa Prefecture, Japan, known for his groundbreaking innovations in various fields.

Latest Patents: Keijiro Yamashita's most recent patents include advancements in renewable energy technology, medical devices, and artificial intelligence systems.

Career Highlights: Throughout his illustrious career, Keijiro Yamashita has received numerous accolades for his contributions to the scientific community, including the prestigious Inventor of the Year award in Japan.

Collaborations: Keijiro Yamashita has collaborated with leading research institutions, universities, and multinational companies to further develop and commercialize his inventions, showcasing his versatility and expertise in cross-disciplinary projects.

Conclusion: Keijiro Yamashita's dedication to innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors and researchers worldwide.

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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