Solingen, Germany

Stefan Schäfer

This inventor holds 4 USPTO granted patents and 3 published patent applications and 5 EPO patents. Top assignees: Enthone Incorporated, Macdermid Enthone Gmbh, Other. Active years: 2014-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Stefan Schäfer. Retrieved from https://idiyas.com/inventor/stefan-schäfer-ougfszev

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

USPTO Granted Patents = 4 

% Patents Active = 100.0

 

Average Co-Inventor Count = 1.7

ph-index = 1

Forward Citations = 1(Granted Patents)


Company Filing History:


Years Active: 2014-2026

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4 patents (USPTO):Explore Patents

Title: Innovations of Inventor Stefan Schäfer

Introduction

Stefan Schäfer is a notable inventor based in Solingen, Germany. He has made significant contributions to the field of electrochemistry, particularly in the development of cyanide-free electrolyte compositions for metal deposition. With a total of 4 patents to his name, his work is recognized for its innovative approach to environmentally friendly practices in metal plating.

Latest Patents

Stefan's latest patents focus on a cyanide-free electrolyte composition and methods for depositing silver or silver alloy layers on substrates. The invention details a composition that includes at least one silver ion source, a sulfonic acid and/or a sulfonic acid derivative, a wetting agent, and a hydantoin. The resulting silver or silver alloy layers are characterized as dull and ductile, showcasing the effectiveness of the cyanide-free approach in metal deposition.

Career Highlights

Throughout his career, Stefan has worked with Enthone Incorporated, where he applied his expertise in electrochemistry to develop innovative solutions. His work has contributed to advancements in the field, particularly in creating safer and more sustainable methods for metal deposition.

Collaborations

Stefan has collaborated with notable professionals in his field, including Thomas B Richardson and Katrin Söntgerath. These collaborations have further enriched his work and contributed to the development of his patented technologies.

Conclusion

Stefan Schäfer's contributions to the field of electrochemistry, particularly through his cyanide-free electrolyte compositions, highlight his commitment to innovation and sustainability. His work not only advances technology but also promotes environmentally friendly practices in metal deposition.

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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