 The President of the Republic granted to him in 1996 a Presidential Chair in Sciences, which he was elected by a jury of international professors R. Marcus (Pasadena; President, Nobel prize de Qui'mica, 1991), D. Gross (Princeton), C. Milstein (Cambridge, U.K.), And Neher (Göttingen), P. Cartier (Paris).That same year in 1994 he received from the hands of the Director of the University of Chile, the Rectoral Medal.In France, by disposition of the Minister of Education, Investigation and Technology, on July 15, 1998, it was confirmed that a decision had been made by the University Councils of the University of Metz to confer the title Doctor Honoris Cause on him.