Marron glacé to build a factory to produce Spanish marrons glacés using Galician raw chestnuts, which previously were exported to France to produce the confectionary. Posada used the French and Italian formula to produce the marrons glacés. Today, there are two factories that produce marrons glacés in Spain. The French refer to chestnuts as "châtaigne" or "marron". Both terms refer to the fruit of the sweet chestnut "Castanea sativa". However, "marron" tends to denote a higher quality, larger fruit that is more easily peeled. The fifth edition of the dictionary "Dictionnaire de l'Académie française. Revu, corrigé et augmenté" published in 1798 states
Joseph Marron Iancu, and Raytheon CEO Thomas Kennedy. The patent has been assigned to Raytheon. Joseph Marron Joseph Charles Marron (born 1959) is an American optical engineer and a principal engineering fellow at Raytheon. He is known for his work in developing advanced laser radar and the invention of holographic laser radar. He is a fellow of the Optical Society of America and in June 2018 was awarded the 10 millionth U.S. patent. Marron was educated at University of Rochester's Institute of Optics. He received his undergraduate degree in 1981 and his PhD in 1986. While working at the Environmental Research Institute