Exxon has a history with this sort of thing:
http://en.wikipedia.org/wiki/Exxon#Logo
In 1985, Minolta introduced a new autofocus SLR camera system named "Maxxum" in the United States. Originally, cameras, such as the Maxxum 7000, lenses and flashes used a logo with a crossed 'XX' in 'MAXXUM'...