Complex sentence: Metal Storm Limited is a Brisbane, Australia based research and development company that specializes in electronically initiated superposed load weapons technology and owns the proprietary rights to the electronic ballistics technology invented by J. Mike O'Dwyer.
Split into simpler sentences: Metal Storm Limited is a research and development company that specializes in electronically initiated superposed load weapons technology. The company is based in Brisbane, Australia with a subsidiary in Arlington, Virginia, U.S.A. Metal Storm owns the proprietary rights to the electronic ballistics technology invented by J. Mike O'Dwyer.