Reliable dividend growth is a core quality of these three blue chip companies.Dividend Kings are elite companies that have paid and raised their dividends for at least 50 consecutive years. As of May 21, 2024, there were just 53 qualified Dividend Kings. But that list could grow considerably by 2040 as companies that have increased their dividends consistently since the 1980s and early 1990s look to continue their streaks.Caterpillar (CAT 0.33%), Chevron (CVX 1.65%), and ExxonMobil (XOM 2.31%) are three ind ...