This company has a close relationship with the AI chip giant.Nvidia (NVDA -2.79%) has become a famous artificial intelligence (AI) player over the past few years, selling the most sought-after AI chips on the market. And that's resulted in soaring earnings and a stock price that's followed. But Nvidia isn't only involved in selling AI products and services. The company, like you and me, also is investing in stocks that could benefit from the AI revolution.Yes, Nvidia is an investor too. The company's $4.3 b ...