Star has been a leader in product innovations, holding numerous patents for fire protection products and developing many products that have been heralded as industry firsts, including: Center Strut Sprinklers (c. 1930) Electromatic - all electric operation deluge valve (c. 1940) Unspoiler Concealed Sprinkler (1971) Quick response sprinkler (1973) Institutional Sprinklers (1983) Model A Double interlock valve (1984) Quasar and Starmist self-adjusting sprinklers (1991) Easyguard combination in-rack sprinkler and guard (1995)