A visitor looks around behind Samsung Electronics' Galaxy Tab 10.1 tablet displayed for customers at a registration desk at South Korean mobile carrier KT's headquarters in Seoul December 9, 2011. Credit: Reuters/Kim Hong-Ji By Dan Levine SAN FRANCISCO | Tue Jun 26, 2012 11:21pm EDT (Reuters) - A U.S. judge on Tuesday granted Apple Inc's bid to stop Samsung Electronics from selling its Galaxy Tab 10.1 tablet in the United States, giving the iPhone maker a significant win in the global smartphone and tablet patent wars. Samsung's Galaxy tablets, powered by Google's Android operating…