Koshigaya, Japan

Hajime Koyanagi

This inventor holds 10 USPTO granted patents. Top assignees: Hitachi, Ltd., Hitachi-High-Technologies Corporation, Hitachi Construction Machinery. Active years: 1995-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Hajime Koyanagi. Retrieved from https://idiyas.com/inventor/hajime-koyanagi

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


% Patents Active = 90.0

Average Co-Inventor Count = 3.9

ph-index = 6

Forward Citations = 170(Granted Patents)


Company Filing History:


Years Active: 1995-2010

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10 patents (USPTO):Explore Patents

Title: Inventor Hajime Koyanagi

Introduction: Hajime Koyanagi is a renowned inventor hailing from Koshigaya, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Hajime Koyanagi holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: Throughout his illustrious career, Koyanagi has worked with leading research institutions and universities to develop cutting-edge solutions that have revolutionized various industries. His dedication to pushing the boundaries of what is possible has earned him a reputation as a visionary in the world of invention.

Collaborations: Koyanagi has collaborated with top companies and fellow inventors on numerous projects, fostering a culture of innovation and knowledge-sharing within the industry. His ability to work effectively in multidisciplinary teams has led to the creation of impactful technologies that have changed the way we live and work.

Conclusion: Hajime Koyanagi's passion for innovation and his relentless pursuit of excellence have solidified his position as a trailblazer in the world of invention. His work continues to inspire future generations of inventors to push the limits of what is achievable through creativity and ingenuity.

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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