Samsung the Switzerland-based Duferco Group, and the Luxembourg-based Tradearbed (now part of the ArcelorMittal), to handle their online buying and selling of steel. S-LCD Corporation was a joint venture between Samsung Electronics (50% plus one share) and the Japan-based Sony Corporation (50% minus one share) which was established in April 2004. On 26 December 2011, Samsung Electronics announced that it would acquire all of Sony's shares in the venture. Samsung Heavy Industries owns 10% of the Brazilian shipbuilder Atlântico Sul, whose Atlântico Sul Shipyard is the largest shipyard in South America. The "Joao Candido", Brazil's largest ship, was built by Atlântico
Samsung S2 T-Mobile, Galaxy S2 Epic 4G, Galaxy S Showcase, Droid Charge and Galaxy Prevail) in the United States which has been denied by the court. In 2015, Samsung has been granted more U.S. patents than any other company - including IBM, Google, Sony, Microsoft and Apple. The company received 7,679 utility patents through 11 December. On 2 August 2016, Samsung Electronics unveiled the Galaxy Note7 smartphone, which went on sale on 19 August 2016. However, in early September 2016, Samsung suspended sales of the phone and announced an informal recall. This occurred after some units of the phones had batteries