This inventor holds 1 USPTO granted patent and 1 published patent application. Top assignee: Soletanche Freyssinet. Active years: 2026.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile
Company Filing History:
Years Active: 2026
Title: Lionel Arfoulu: Inventor of a Variable-Geometry Boring Machine
Introduction
Lionel Arfoulu is an inventor based in Rueil-Malmaison, France, associated with Soletanche Freyssinet. His patent work includes an invention for a boring machine with a variable-geometry cutting device.
Latest Patents
Arfoulu is credited with 1 patent: “Boring Machine Comprising a Variable-Geometry Cutting Device.” The invention describes a machine with a frame, a rotary milling drum supported by a movable arm, and an actuator that moves the arm relative to the machine body. A longitudinal guide allows a movable member to travel along the body, with the arm mounted pivotably on that member. This arrangement enables adjustment of the cutting device’s position and geometry.
Career Highlights
Arfoulu’s documented patent contribution concerns boring-machine design and the positioning of milling equipment. The patent describes a guided, movable assembly intended to provide flexibility in how the cutting device is positioned.
Collaborations
Arfoulu is associated with Soletanche Freyssinet. His listed coworker is Michel Coudry.
Conclusion
Lionel Arfoulu’s recorded invention focuses on a variable-geometry boring machine whose guided and pivoting components allow the cutting device to be repositioned.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile