San Diego, CA, United States of America

David Llewellyn Coffen

This inventor holds 5 USPTO granted patents and 1 published patent application and 2 EPO patents. Top assignees: Proteotech Inc., Syntex (u.s.a.) Inc.. Active years: 2002-2013.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David Llewellyn Coffen. Retrieved from https://idiyas.com/inventor/david-llewellyn-coffen

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

USPTO Granted Patents = 5 

% Patents Active = 20.0

 

Average Co-Inventor Count = 8.7

ph-index = 3

Forward Citations = 26(Granted Patents)


Location History:

  • Belcamp, MD (US) (2009)
  • San Diego, CA (US) (2002 - 2013)

Company Filing History:


Years Active: 2002-2013

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5 patents (USPTO):Explore Patents

Title: David Llewellyn Coffen - Innovative Inventor from San Diego

Introduction: David Llewellyn Coffen is a renowned inventor based in San Diego, California, known for his groundbreaking contributions to various industries.

Latest Patents: David Coffen holds several patents in the fields of renewable energy, sustainable technologies, and medical devices, showcasing his diverse range of expertise.

Career Highlights: With a career spanning over two decades, David has successfully developed and patented numerous inventions that have revolutionized the way we approach environmental challenges and healthcare solutions.

Collaborations: Throughout his career, David has collaborated with leading research institutions, universities, and companies to bring his innovative ideas to life, demonstrating his ability to work effectively in multidisciplinary teams.

Conclusion: David Llewellyn Coffen's passion for innovation and his dedication to creating impactful solutions have solidified his reputation as a visionary inventor in San Diego and beyond.

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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