This inventor holds 4 USPTO granted patents. Top assignees: Institut Francais Du Pe'trole, Institute Francais Du Petrole. Active years: 1991.
Company Filing History:
3 out of 2,424 
1 out of 84 Years Active: 1991
Title: The Innovative Contributions of Guy Grard
Introduction
Guy Grard is a notable inventor based in Argenteuil, France. He has made significant contributions to the field of material testing, particularly in the area of rock sample analysis. With a total of 4 patents to his name, Grard's work has advanced the methodologies used in geotechnical engineering.
Latest Patents
Among his latest patents is a cell designed for the triaxial stress testing of rock samples. This invention features a central body that houses a membrane, which encloses the sample and applies lateral stresses. Additionally, it includes vertical pressure means that act on a section of the sample. The cell is equipped with measurement means to assess the deformations of the sample in response to the applied stresses. Another significant patent is a device for conducting stress tests on rock samples and other materials. This device comprises an extended body with a central cavity, where various components, including a sonic sonde and jacks, are strategically placed to exert triaxial stresses on the sample. Lateral sensors are incorporated to capture the displacements of the sample during testing.
Career Highlights
Throughout his career, Guy Grard 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
Grard has collaborated with notable colleagues, including Philippe Perreau and Daniel Bary. These partnerships have fostered innovation and have been instrumental in the development of his patented technologies.
Conclusion
Guy Grard's contributions to the field of material testing, particularly through his innovative patents, have significantly impacted geotechnical engineering. His work continues to influence the methodologies used in the examination of rock samples and other materials.