Keen, Canada

Dennis Duellman

This inventor holds 0 USPTO granted patents, plus 7 CIPO patents.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Dennis Duellman. Retrieved from https://idiyas.com/inventor/dennis-duellman-etf907xb

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


Average Co-Inventor Count = 1.0

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Title: Dennis Duellman: Innovator in Cone Crusher Technology

Introduction

Dennis Duellman is a notable inventor based in Keen, California. He has made significant contributions to the field of cone crusher technology. His innovative designs focus on improving the efficiency and functionality of these machines.

Latest Patents

Dennis Duellman holds two notable patents. The first is the "Pressure Plate Apparatus," which is designed to maintain a downward force on a central shaft of a cone crusher. This system includes a disc fixed to the frame with a centrally-disposed opening and a plate mounted to the central shaft. The design allows for at least one spring to exert an upward bias on the plate, ensuring that the disc presses downwardly on the plate during operations. This mechanism enhances the performance of the cone crusher. The second patent is the "Cone Head Wiper Replacement Method and Apparatus." This method provides a way to removably mount wiper rings to the underside of a cone head. It involves inducing a temperature difference between the cone head and the wiper ring, allowing for secure mounting while the temperature difference dissipates.

Career Highlights

Dennis Duellman is currently employed at McCloskey International Limited, where he continues to innovate in the field of machinery. His work focuses on enhancing the design and functionality of cone crushers, contributing to the efficiency of mining and aggregate processing.

Collaborations

Dennis collaborates with talented individuals such as Andy Krol and Marian Ando. Their teamwork fosters an environment of innovation and creativity, leading to advancements in their field.

Conclusion

Dennis Duellman is a dedicated inventor whose work in cone crusher technology has made a significant impact. His latest patents demonstrate his commitment to improving machinery efficiency. His contributions continue to shape the industry and inspire future innovations.

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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