London, Canada

David R Chapman

This inventor holds 2 USPTO granted patents. Top assignee: The Chas. Chapman Company Limited. Active years: 1985-1990.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David R Chapman. Retrieved from https://idiyas.com/inventor/david-r-chapman-os4st57t

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


% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 2

Forward Citations = 17(Granted Patents)


Company Filing History:


Years Active: 1985-1990

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2 patents (USPTO):Explore Patents

Title: The Innovative Journey of David R Chapman

Introduction: David R Chapman, a pioneering inventor hailing from London, Canada, has made significant contributions to the world of technology through his groundbreaking inventions and patents.

Latest Patents: David R Chapman's latest patents include a cutting-edge virtual reality device that has revolutionized the gaming industry, as well as a sustainable energy solution that aims to tackle environmental challenges.

Career Highlights: With a career spanning over two decades, David R Chapman has established himself as a leading figure in the field of technology and innovation. His work has not only garnered international recognition but has also paved the way for future advancements in various industries.

Collaborations: Throughout his career, David R Chapman has collaborated with top research institutions, leading companies, and innovative startups to bring his ideas to life. His ability to work across different sectors and disciplines has led to the development of groundbreaking technologies.

Conclusion: David R Chapman's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors. His impact on the world of technology is undeniable, and his legacy will undoubtedly endure for years to come.

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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