Göttingen, Germany

Stefan Haufe

This inventor holds 2 USPTO granted patents and 1 EPO patent. Top assignees: Elcomax Membranes Gmbh, Volkswagen Ag. Active years: 2009-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Stefan Haufe. Retrieved from https://idiyas.com/inventor/stefan-haufe-ymzkg8kz

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

Calculating rank

% Patents Active = 50.0


Average Co-Inventor Count = 5.0

ph-index = 1

Forward Citations = 3(Granted Patents)


Company Filing History:


Years Active: 2009-2010

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2 patents (USPTO):Explore Patents

Title: Innovations in Fuel Cell Technology by Stefan Haufe

Introduction

Stefan Haufe is a notable inventor based in Goettingen, Germany. He has made significant contributions to the field of fuel cell technology, holding 2 patents that focus on advanced membrane systems. His work emphasizes the importance of high-performance membranes in enhancing fuel cell efficiency and stability.

Latest Patents

Haufe's latest patents include innovative designs for membranes used in fuel cells. One patent describes a membrane characterized by homogeneous absorption and excellent retention of doping agents, ensuring high mechanical stability at elevated temperatures. This membrane is composed of at least one polymer, with nitrogen atoms chemically bonded to a central atom of a derivative of a polybasic inorganic oxo acid. The production method involves creating polymer solutions devoid of water and oxo acid derivatives, which are then heated in a membrane mold to form a self-supporting membrane.

Another patent details a membrane electrode assembly (MEA) for fuel cells, featuring a planar polymer membrane coated with electrode structures. This design includes a sealing member that enhances the assembly's integrity and performance. The inventive fuel cells utilizing these membranes can operate at high temperatures, making them suitable for various applications.

Career Highlights

Throughout his career, Stefan Haufe has worked with prominent companies such as Volkswagen AG and Elcomax Membranes GmbH. His experience in these organizations has allowed him to refine his expertise in fuel cell technology and membrane production.

Collaborations

Haufe has collaborated with notable professionals in his field, including Dieter Melzner and Annette Reiche. These partnerships have contributed to the advancement of his research and the successful development of his patented technologies.

Conclusion

Stefan Haufe's innovative work in fuel cell technology and membrane systems showcases his commitment to advancing energy solutions. His patents reflect a deep understanding of material science and engineering, positioning him as a key figure in the field.

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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