International Patents
- Duan Huiling, Porti Pujal Marc, Lanza Martinez Mario, Bayerl Albin, Nafría Maqueda Montserrat. Electrode for a nanogenerator with a piezoelectric material made of nanowires. International patent, Ref. no. WO2015004231-A1, January 15, 2015.
- Duan Huiling, Porti Pujal Marc, Lanza Martinez Mario, Bayerl Albin, Nafría Maqueda Montserrat. Conductive Atomic Force Microscope tips coated with Graphene. International patent, Ref. no. WO2014090938-A1, June 19, 2014.