Pulheim, Germany

Kurt Graef

This inventor holds 2 USPTO granted patents. Top assignee: Luk Getriebe-Systeme Gmbh. Active years: 2001-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kurt Graef. Retrieved from https://idiyas.com/inventor/kurt-graef-zrmd5xzq

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 = 3.0

ph-index = 2

Forward Citations = 18(Granted Patents)


Company Filing History:


Years Active: 2001-2003

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2 patents (USPTO):Explore Patents

Title: Kurt Graef: Innovator in Infinitely Variable Transmission Technology

Introduction

Kurt Graef is a notable inventor based in Puhlheim, Germany. He has made significant contributions to the field of transmission technology, particularly in the development of infinitely variable transmissions. With a total of 2 patents, Graef's work showcases his innovative approach to engineering challenges.

Latest Patents

Graef's latest patents include an "Infinitely Variable Transmission with a Locking Device" and an "Infinitely Variable Transmission with Two Pairs of Conical Flanges." The first patent describes a transmission system featuring a pair of driving conical flanges on a first shaft and a pair of driven conical flanges on a second shaft. This design incorporates a locking device that can frictionally lock at least one driving conical flange to a driven conical flange when necessary. The second patent outlines a similar infinitely variable transmission, which includes a first pair of conical flanges on a first shaft and a second pair on a second shaft. This design utilizes piston/cylinder units and plenum chambers with circular ring-shaped elements to apply pressure and facilitate axial movement of the movable conical flanges.

Career Highlights

Kurt Graef is currently employed at Luk Getriebe-Systeme GmbH, where he continues to innovate in the field of transmission systems. His work has been instrumental in advancing the technology used in various applications, enhancing efficiency and performance.

Collaborations

Graef has collaborated with notable colleagues such as Bernhard Walter and Rainer Eidloth. Their combined expertise has contributed to the successful development of advanced transmission technologies.

Conclusion

Kurt Graef's contributions to infinitely variable transmission technology highlight his innovative spirit and dedication to engineering excellence. His patents reflect a commitment to improving mechanical systems, making a lasting impact 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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