Medtronic has increased its dividend annually for 48 consecutive years, which is two years shy of the 50 needed to be named a Dividend King. The company is one of the largest medical device makers on the planet. Like One key theme that runs through the two examples here is consistency. On that score, Johnson & Johnson has the best track record, with over six decades' worth of annual dividend increases. It's a member of the highly elite group of companies known as Dividend Kings. That alone isn't enough to m ...