Patents

1. Gravalos, I., Veliotis, I., Serafim, G., "A portable diagnostic device for hydraulic systems". Patent, No. 1005465, Industrial Property Organisation, Athens 2007 [International Classification (INT.CL8): F15B 19/00].

2. Gravalos, I., Gialamas, Th., Kateris, D., Tsiropoulos, Z., Xyradakis, P. "A pipeline sensor-based platform for soil water monitoring (Soil water robotic tomograph)". Patent, No. 1008578, Industrial Property Organisation, Athens 2015 [International Classification (INT.CL8): F16L 55/40, F16L 55/26, F16L 55/32, G01F 23/26, B61B 13/10, B25J 5/00].