Berkshire Hathaway has stakes in each of these companies, and they could be poised to pop.Those looking to chart a successful course as investors could do worse than emulating the strategy of legendary Berkshire Hathaway CEO Warren Buffett, who is arguably one of the greatest investors of all time. Since taking charge of the company back in 1965, the so-called "Oracle of Omaha" has amassed an unrivaled track record, as his stock picks have yielded compound annual gains of roughly 20% and have collectively s ...