Wald-Michelbach, Germany

Stefan Knapp

This inventor holds 2 USPTO granted patents. Top assignee: Firma Carl Freudenberg. Active years: 1995.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Stefan Knapp. Retrieved from https://idiyas.com/inventor/stefan-knapp-wzivrovo

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 = 2.7

ph-index = 2

Forward Citations = 33(Granted Patents)


Company Filing History:


Years Active: 1995

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2 patents (USPTO):Explore Patents

Title: The Innovations of Stefan Knapp from Waldmichelbach, Germany

Introduction

Stefan Knapp is a notable inventor based in Waldmichelbach, Germany, known for his significant contributions to engineering and design. With a total of two patents, his work primarily focuses on systems that enhance the efficiency and functionality of internal combustion engines and related devices.

Latest Patents

One of Knapp's latest inventions is an **electromagnetically actuated valve**. This innovative valve features an annular-shaped solenoid coil housed around an axially reciprocal magnet armature made from metallic material. A unique aspect of this valve is the integration of an elastomeric sealing member on the magnet armature's front end, which makes contact with a valve seat of elastomeric material. The design establishes a secure connection between the magnet armature and the sealing member through form locking.

Another recent patent revolves around a **device for feeding vapors from a fuel tank** into the intake manifold of an internal combustion engine. This system connects the free space of a fuel tank to the intake manifold through a line that incorporates an activated carbon container and a stop valve in series. This innovative approach not only enhances fuel efficiency but also improves emission controls. The device includes a vent line, which can be closed by a vent line valve, as well as provisions for an excess pressure valve and/or a vacuum valve, potentially all housed within the same structure.

Career Highlights

Stefan Knapp is associated with Firma Carl Freudenberg, where he applies his engineering expertise to further the development of technology in the automotive industry. His work is marked by his commitment to creating innovative solutions that address real-world challenges, particularly in optimizing engine performance and emissions systems.

Collaborations

Throughout his career, Knapp has had the privilege of collaborating with esteemed colleagues such as Andreas Sausner and Jurgen Wojts-Saary. These collaborations have further enhanced his ability to innovate and develop cutting-edge technologies in his field.

Conclusion

Stefan Knapp’s contributions to the realm of engineering through his patents illustrate the importance of innovation in addressing the evolving demands of modern technology. His dedication to creating efficient and functional devices not only showcases his talent as an inventor but also provides practical benefits to the automotive industry 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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