Anand R 14 October 2021 Airborne Medical Rapid Transport - Design and development of a Hybrid VTOL UAV Anand R 14 October 2021 T-Works has designed and prototyped a hybrid VTOL UAV called the AMRT-25. The UAV has a 2.5 m wingspan, an endurance of over 30 mins, and payload capacity of 1 kg.