The purpose of Hybrid-Airplane Technologies GmbH (HAT) is the R&D activity, production and distribution of sustainable flight systems and communication platforms, in the field of airborne autonomous robotics and cybernetics. The company invented a new way to fly that is completely safe and nearly silent. The flight systems can be powered by renewable energy sources and serve as carrier systems for a variety of sensors for different applications, from live event broadcasting to earth observation. The h-aero® flight systems are used in many fields, such as human and nature protection, public and industrial, infrastructure, as well as environmental.