 Defense systems play a smaller role in the industry . Ohio corporations were awarded around $ 5 @.@ 5 billion of United States Department of Defense procurements . Notable defense contractors include Goodyear Tire and Rubber Company in Akron , Lockheed Martin in Akron , which won a contract to develop a space @-@ ship in 2003 and produces the vertical launch ASROC missile , and Armor Holdings Aerospace and Defense Group in Fairfield . United Kingdom @-@ based BAE Systems has a large facility in West Chester producing armored vehicles , armor kits , and ballistic glass . 
