Stuttgart, Germany

Alfons Rennfeld

This inventor holds 1 USPTO granted patent. Top assignee: Daimler-Benz Ag. Active years: 1996.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Alfons Rennfeld. Retrieved from https://idiyas.com/inventor/alfons-rennfeld

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 = 3.0

ph-index = 1

Forward Citations = 57(Granted Patents)


Company Filing History:


Years Active: 1996

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1 patent (USPTO):Explore Patents

Title: Alfons Rennfeld: Innovator in Vehicle Cooling Systems

Introduction

Alfons Rennfeld is a notable inventor based in Stuttgart, Germany. He has made significant contributions to the field of vehicle cooling systems, showcasing his expertise through innovative designs and patents.

Latest Patents

Rennfeld holds a patent for a coolant circuit that enhances the cooling of vehicle components. This arrangement includes a first coolant circuit with a component to be cooled, a radiator with a cooling fan, and a coolant pump for circulating coolant. Additionally, it features a by-pass line that operates in parallel with the radiator, incorporating a second heat exchanger and a control valve to manage coolant flow. This design not only improves cooling efficiency but also provides heated air for the passenger compartment.

Career Highlights

Throughout his career, Alfons Rennfeld has been associated with Daimler-Benz AG, where he has applied his innovative ideas to develop advanced automotive technologies. His work has contributed to the improvement of vehicle performance and passenger comfort.

Collaborations

Rennfeld has collaborated with esteemed colleagues such as Jurgen Friedrich and Karl-Ernst Noreikat, further enhancing the impact of his inventions in the automotive industry.

Conclusion

Alfons Rennfeld's contributions to vehicle cooling systems exemplify his innovative spirit and dedication to improving automotive technology. His patent for a coolant circuit stands as a testament to his expertise and commitment to enhancing vehicle performance.

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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