Frédéric Lesage

Title: Frédéric Lesage: Innovator in Non-Destructive Testing

Introduction

Frédéric Lesage is a notable inventor based in Saint Saulve, France. He has made significant contributions to the field of non-destructive testing, particularly for pipes during their manufacture or in their finished state. His innovative approach has led to the development of advanced testing devices that enhance the reliability and safety of pipe manufacturing.

Latest Patents

Frédéric Lesage holds a patent for a non-destructive testing device specifically designed for pipes. This device extracts information on defects from signals captured by ultrasound receivers following the selective excitation of ultrasound transmitters according to a selected time rule. The technology involves a unique arrangement of receivers that are coupled in an ultrasound fashion, allowing for relative rotation and translation movement with the pipe. The device includes a converter that isolates a digital representation of echoes in designated time windows, a filter to determine presumed defect zones, and a neural circuit for processing inputs. This innovative system culminates in a digital decision and alarm stage, along with a sorting and marking robot.

Career Highlights

Throughout his career, Frédéric Lesage has worked with prominent companies in the industry, including V & M France and Vallourec Tubes France. His experience in these organizations has contributed to his expertise in non-destructive testing technologies.

Collaborations

Frédéric has collaborated with notable professionals in his field, including Bernard Bisiaux and Sébastien Petit. These partnerships have further enriched his work and innovations in non-destructive testing.

Conclusion

Frédéric Lesage is a distinguished inventor whose work in non-destructive testing has made a significant impact on the industry. His innovative devices and collaborative efforts continue to advance the field, ensuring greater safety and reliability in pipe manufacturing.