Weinstadt, Germany

Horst Graf

This inventor holds 1 USPTO granted patent. Top assignee: Daimler-Benz Ag. Active years: 1983.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Horst Graf. Retrieved from https://idiyas.com/inventor/horst-graf-jtdig1ye

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 = 2.0

ph-index = 1

Forward Citations = 2(Granted Patents)


Company Filing History:


Years Active: 1983

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1 patent (USPTO):Explore Patents

Title: Horst Graf - Innovator in Internal Combustion Engine Technology

Introduction

Horst Graf is a notable inventor based in Weinstadt, Germany. He has made significant contributions to the field of internal combustion engines, particularly with his innovative designs that enhance engine efficiency and functionality.

Latest Patents

Horst Graf holds a patent for a valve shut-off arrangement for a multicylinder internal combustion engine. This invention pertains to a multicylinder engine, specifically designed for six or eight cylinders. The patent describes a valve shut-off mechanism that includes a cam shaft with a hollow shaft. This hollow shaft is equipped with cams and is non-rotatably supported on the cam shaft. It is designed to connect with transmitting elements that operate the valves of the respective cylinders, allowing for selective shut-off. The connection to the transmitting elements can be eliminated through an axial displacement of the hollow shaft, providing enhanced control over the engine's operation.

Career Highlights

Horst Graf has had a distinguished career, working with Daimler-Benz AG, a leading automotive company known for its innovation and engineering excellence. His work has contributed to advancements in engine technology, showcasing his expertise and commitment to improving vehicle performance.

Collaborations

Throughout his career, Horst has collaborated with various professionals in the automotive industry. One notable coworker is Rolf Ohlendorf, with whom he has likely shared insights and expertise in engine design and development.

Conclusion

Horst Graf's contributions to the field of internal combustion engines, particularly through his patented valve shut-off arrangement, highlight his innovative spirit and dedication to engineering excellence. His work continues to influence the automotive industry and improve engine technology.

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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