United States, Aug. 20 -- General Atomics Aeronautical Systems, Inc. (GA-ASI), a global leader in unmanned aircraft systems and cutting-edge aerospace technologies, today announced the acquisition of key assets, including a portfolio of patents and other intellectual property, from Achates Power, Inc., a San Diego-based innovator in advanced engine technology.The acquisition strengthens GA-ASI's capabilities in high-performance propulsion systems and underscores GA-ASI's commitment to advancing propulsion technologies for its line of unmanned aircraft systems that enhance the performance and sustainability of its aerospace systems. Achates Power has long been recognized for its groundbreaking work in developing best-in-class low-emission, f...