For many established companies, there is no other choice but to buy innovative startups to get their innovation fix, though this typically comes at a marked up price. On the flipside, especially for companies in tech, auto, and pharmaceutical spaces, innovation likely has to be in the DNA of the company culture, managerial decisions, and any new talent hired.
Source: http://www.visualcapitalist.com/global-leaders-r-d-spending/
