This inventor holds 1 USPTO granted patent. Top assignee: Valeo Vision. 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: Julien Roy: Inventor in Lighting Control
Introduction
Julien Roy is an inventor associated with Bobigny, France, and Valeo Vision. His work includes a patent for controlling illumination in light-guide systems.
Latest Patents
Roy is credited with 1 patent: “Method for Controlling the Illumination of at Least One Light Source Arranged at an End of at Least One Light Guide.” The invention describes a driver device that uses pulse-width modulation to control a light source positioned at the end of a partially transparent or translucent light guide. Its method uses two distinct control ramps: the first brings the source to an intermediate lighting level, and the second raises it to a further lighting level.
Career Highlights
Roy’s listed patent focuses on managing light output through staged control, with separate ramp slopes for the two phases. The patent is associated with Valeo Vision.
Collaborations
The available information connects Roy’s patent work with Valeo Vision. No additional collaborators are specified in the provided details.
Conclusion
Julien Roy’s recorded invention addresses staged, pulse-width-modulated illumination control for light sources used with light guides.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile