Jeumont, France

Jacques Defaucheux

This inventor holds 1 USPTO granted patent. Top assignee: Framatome Gmbh. Active years: 1983.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Jacques Defaucheux. Retrieved from https://idiyas.com/inventor/jacques-defaucheux

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 = 4.0

ph-index = 1

Forward Citations = 18(Granted Patents)


Company Filing History:


Years Active: 1983

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1 patent (USPTO):Explore Patents

Title: Jacques Defaucheux: Innovator in Nuclear Reactor Control

Introduction

Jacques Defaucheux is a notable inventor from Jeumont, France, recognized for his contributions to the field of nuclear reactor technology. His innovative approach has led to the development of a unique apparatus designed to enhance the control of nuclear reactors.

Latest Patents

Defaucheux holds a patent for an "Apparatus for controlling a nuclear reactor by vertical displacement of a unit absorbing neutrons." This invention comprises a sealed enclosure that communicates with the reactor's interior. It features a movable magnetic piece connected to a control shaft, which in turn is linked to the absorbent unit. The magnetic piece is equipped with radial projections and is displaced by an inductor, allowing for effective magnetic coupling. The design includes a control means that enables the uncoupling of the control shaft from a suspension member, facilitating the dropping of the absorbent unit during emergency shutdowns. This apparatus is particularly applicable to control rods in pressurized water nuclear reactors. Defaucheux has 1 patent to his name.

Career Highlights

Jacques Defaucheux has made significant strides in his career, particularly through his work at Framatome GmbH. His expertise in nuclear technology has positioned him as a key figure in the development of advanced reactor control systems.

Collaborations

Throughout his career, Defaucheux has collaborated with esteemed colleagues, including Albert C. Wiart and Gilbert Pasqualini. These partnerships have contributed to the advancement of nuclear technology and the successful implementation of innovative solutions.

Conclusion

Jacques Defaucheux's contributions to nuclear reactor control exemplify the impact of innovation in the field of energy. His patented apparatus represents a significant advancement in ensuring the safety and efficiency of nuclear reactors.

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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