- Diploma of Patent (Vassilopoulos Andreas, Evelpidou Niki) from the Industrial Property Organisation of the Ministry of Development (No: 20080100086/06.02.2008) on the subject: "System of automatic flood protection from drainage network overflow". For more information press here.
- Diploma of Patent (Evelpidou Niki, Vassilopoulos Andreas, Gournellos Theodoros) from the Industrial Property Organisation of the Ministry of Development (No: 200701003767/05.12.2007) on the subject: "System of continuous monitoring of erosion (geomorphological) in three dimensions". For more information press here.
