This inventor holds 3 USPTO granted patents. Top assignees: Institut Francais Du Pe'trole, Institute Francais Du Petrole. Active years: 1991.
Location History:
- Nanterre, FR (1991)
- Rueil Malmaison, FR (1991)
Company Filing History:
2 out of 2,424 
1 out of 84 Years Active: 1991
Title: Philippe Perreau: Innovator in Material Testing Technologies
Introduction
Philippe Perreau is a notable inventor based in Rueil Malmaison, France. He has made significant contributions to the field of material testing, particularly in the examination of rock samples and other materials. With a total of 3 patents to his name, Perreau's work has advanced the methodologies used in stress testing and deformation measurement.
Latest Patents
One of Philippe Perreau's latest patents is a device designed for carrying out stress tests on rock samples and other materials. This innovative device features an extended body with a central cavity that accommodates a sonic sonde and a cubic sample. The device is equipped with jacks that introduce fluid under pressure to exert triaxial stresses on the sample. Additionally, lateral sensors are incorporated to measure the displacements of the sample, making it applicable for examining rocks from subterranean formations.
Another significant patent by Perreau is a device and method for measuring the deformations of a sample. This invention focuses on capturing the deformations resulting from the relaxation of stresses previously applied to the sample. The device utilizes multiple displacement sensors, each oriented perpendicularly to the sample's main deformation axis, ensuring accurate measurements.
Career Highlights
Philippe Perreau has worked with esteemed organizations such as the Institut Français du Pétrole and the Institute Français du Pétrole. His experience in these institutions has allowed him to refine his expertise in material testing and contribute to advancements in the field.
Collaborations
Throughout his career, Perreau has collaborated with notable colleagues, including Guy Grard and Jacques Lessi. These partnerships have fostered innovation and the sharing of knowledge within the industry.
Conclusion
Philippe Perreau's contributions to material testing technologies have established him as a prominent figure in his field. His innovative patents and collaborations reflect his commitment to advancing the science of material examination.