INAEL ( is a SME based in Toledo, Spain, dedicated to manufacture, marketing and sales of electrical equipments for power distribution in the medium voltage area. INAEL was founded in 1977, is privately owned and presently employs 120 persons of which 10 % is dedicated to technology innovation. INAEL has created a division of advanced materials, stemming from the ceramic semiconductor manufacturing plant that has been producing ZnO-based and TiO2-based polycrystalline semiconductors for the last 12 years. Since then, vast experience and know-how have been gained on nanostructure semiconductors materials processing.