Company Filing History:
3 out of 285 
2 out of 79 
Years Active: 1980-1982
Title: Biography of Inventor Michel Achard
Introduction
Michel Achard is a notable inventor based in La Garenne Colombes, France. He has made significant contributions to the field of automotive technology, particularly in the area of exhaust gas purification and recycling. With a total of three patents to his name, Achard's innovations have the potential to enhance the efficiency and environmental performance of internal combustion engines.
Latest Patents
One of Achard's latest patents is a device for purifying the exhaust gases of an internal combustion engine. This device allows for precise metering of the air introduced by a first injector between two catalysts in the exhaust line. It utilizes first regulating means to deliver a carburetted mixture that is richer than the stoichiometric composition. Additionally, a second air injector and gas analyzer are strategically placed in the exhaust line to optimize the composition of the exhaust gases.
Another significant patent by Achard involves devices for recycling the exhaust gases of an internal combustion engine. This device regulates the flow of exhaust gas reintroduced into the induction pipe based on the engine's utilization conditions. It features a movable wall connected to a closure member that regulates the amount of gas recycled, providing a more precise control independent of various spring characteristics.
Career Highlights
Throughout his career, Michel Achard has worked with prominent companies in the automotive industry, including Peugeot and Société Anonyme Automobiles Citroën. His experience in these