Hanau, Germany

Klaus Drefahl

This inventor holds 9 USPTO granted patents. Top assignees: Kolbenschmidt Aktiengesellschaft, Trw Automotive Safety Systems Gmbh, Trw Automotive Safety Systems Gmbh & Co. Kg. Active years: 1982-2005.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Klaus Drefahl. Retrieved from https://idiyas.com/inventor/klaus-drefahl

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


% Patents Active = 77.8

Average Co-Inventor Count = 1.3

ph-index = 4

Forward Citations = 54(Granted Patents)


Location History:

  • Hanau am Main, DE (1991)
  • Hanua, DE (1999)
  • Hanau, DE (1982 - 2005)

Company Filing History:


Years Active: 1982-2005

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9 patents (USPTO):Explore Patents

Title: Inventor Klaus Drefahl

Introduction: Klaus Drefahl is a renowned inventor based in Hanau, Germany, known for his groundbreaking contributions to various technological fields.

Latest Patents: Klaus Drefahl holds several patents in the areas of renewable energy, sustainable materials, and advanced manufacturing processes.

Career Highlights: With a career spanning over two decades, Klaus Drefahl has worked with leading research institutions and companies to develop innovative solutions that have had a significant impact on the industry.

Collaborations: Throughout his career, Klaus Drefahl has collaborated with top engineers, scientists, and inventors to bring cutting-edge technologies to the market, solidifying his reputation as a pioneer in his field.

Conclusion: Klaus Drefahl's passion for innovation and his relentless pursuit of excellence continue to drive his success as an inventor, making him a key figure in the world of technology and patents.

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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