Wurmberg, Germany

Roland-Dieter Zebli

This inventor holds 2 USPTO granted patents. Top assignee: Dr. Ing. H.c. F. Porsche Aktiengesellschaft. Active years: 1991-1992.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Roland-Dieter Zebli. Retrieved from https://idiyas.com/inventor/roland-dieter-zebli

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

Calculating rank

% Patents Active = 100.0

Average Co-Inventor Count = 2.0

ph-index = 2

Forward Citations = 13(Granted Patents)


Company Filing History:


Years Active: 1991-1992

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2 patents (USPTO):Explore Patents

Title: The Innovations of Roland-Dieter Zebli

Introduction

Roland-Dieter Zebli is a notable inventor based in Wurmberg, Germany. He has made significant contributions to the field of internal combustion engines, holding a total of 2 patents. His work focuses on optimizing the performance and efficiency of these engines through innovative designs.

Latest Patents

Zebli's latest patents include an innovative intake duct for internal combustion engines. This intake duct features a defined flow profile that continuously accelerates the gas flow rate, particularly up to the first intake duct segment located in front of the valve stem. Following this, the flow rate is gradually reduced in the second segment, achieving a lower approach flow rate at the valve. This design enhances the volumetric efficiency, positively impacting both the performance and fuel consumption of the engine. Another patent involves a flow duct that similarly optimizes gas flow within the intake system and cylinder head, ensuring improved power and efficiency.

Career Highlights

Zebli is currently associated with Dr. Ing. h.c. F. Porsche Aktiengesellschaft, a prestigious automotive company known for its engineering excellence. His work at Porsche has allowed him to apply his innovative ideas in a practical setting, contributing to the development of high-performance vehicles.

Collaborations

Zebli collaborates with Winfried Distelrath, a fellow innovator in the automotive field. Their partnership has fostered a creative environment that encourages the development of cutting-edge technologies in engine design.

Conclusion

Roland-Dieter Zebli's contributions to the field of internal combustion engines exemplify the impact of innovative thinking in automotive engineering. His patents reflect a commitment to enhancing engine performance and efficiency, making him a significant figure in the industry.

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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