Carlos A. Paz de Araújo (born in Natal) is a Brazilian American scientist and inventor. He collects a portfolio of nearly 600 patents registered in his name. Most of them are associated with nanotechnology, particularly a ferroelectric memory chip (FeRAM) whose cost is lower than traditional models and greater capacity, (a ferroelectric memory chips have replaced the magnetic cards in Japan and China.). He has bachelor's, master's and doctoral degrees in electrical engineering from the University of Notre Dame in South Bend, Indiana.