The phrase "eponymous company" is used to describe a company that is named after its founder or owner. It means that the company's name is the same as the person's name who started it.
A Japanese manufacturer licensed the technology in the mid-1980s, paving the way for Dyson to found his own eponymous company in 1991. (canadianbusiness.com)
The stock sale marks the first IPO from a U.S. automobile maker since Henry Ford's eponymous company made went public in 1956. (inc.com)