Firehawk Aerospace is a veteran-owned rocket engine manufacturer.We develop high-performance hybrid rocket engines that have the efficiency and reliability of a liquid bi-propellant engine, but retain the safety and simplicity of a hybrid engine. Intellectual PropertyFirehawk's intellectual property portfolio for this new art includes three awarded U.S. utility patents:- Solid Fuel Grain for a Hybrid Propulsion System of a Rocket and Method for Manufacturing Same, U.S. Patent 9,453,479 (Issued Sep. 27, 2017)- Additive Manufactured Thermoplastic-Aluminum Nanocomposite Hybrid Rocket Fuel Grain and Method of Manufacturing Same, U.S. Patent 9,822,045 (Issued Nov. 21, 2017)- Persistent Vortex Generating High Regression Rate Solid Fuel Grain for a Hybrid Rocket Engine and Method for Manufacturing Same, U.S. Patent 9,890,091 (Issued Feb. 13, 2018)- Persistent vortex generating high regression rate solid fuel grain for a hybrid rocket engine U.S. Patent 10,309,346 (Continuation-In-Part Patent No. 9,890,091)- Additive manufactured thermoplastic-nanocomposite aluminum hybrid rocket fuel grain and method of manufacturing U.S. Patent 10,286,599 (Continuation-In-Part Patent No. 9,822,045)