La Verpillière, France

Joel Crespin

This inventor holds 1 USPTO granted patent. Top assignee: L'unite Hermetique. Active years: 1983.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Joel Crespin. Retrieved from https://idiyas.com/inventor/joel-crespin

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 = 1

Forward Citations = 4(Granted Patents)


Company Filing History:


Years Active: 1983

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1 patent (USPTO):Explore Patents

Title: The Innovative Contributions of Joel Crespin

Introduction

Joel Crespin is a notable inventor based in La Verpilliere, France. He has made significant contributions to the field of thermal machines, particularly in the area of cooling systems for compressors. His innovative approach has led to the development of a unique device that enhances the efficiency of refrigeration and heat pump systems.

Latest Patents

Crespin holds a patent for a device designed to cool the compressor of a thermal machine. This invention provides a means for priming a thermo-siphon type device, which establishes a thermal connection between the outlet pipe for hot gases from the compressor and the outlet pipe for the cooling fluid. This innovative cooling mechanism is activated as soon as the compressor starts, thereby improving the overall efficiency of refrigerators and heat pumps that utilize this technology.

Career Highlights

Joel Crespin is associated with L'Unité Hermétique, where he applies his expertise in thermal systems. His work has been instrumental in advancing the technology used in cooling systems, making them more efficient and reliable. Crespin's dedication to innovation has positioned him as a key figure in his field.

Collaborations

Crespin has collaborated with talented individuals such as Adrien Grollier-Baron and Daniel Drevet. These partnerships have fostered a creative environment that encourages the development of cutting-edge technologies in thermal management.

Conclusion

In summary, Joel Crespin's contributions to the field of thermal machines through his innovative cooling device exemplify the impact of dedicated inventors in advancing technology. His work continues to influence the efficiency of refrigeration and heat pump systems, showcasing the importance of innovation in engineering.

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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