The Bosch Group is a leading global supplier of technology and services. In the areas of automotive and industrial technology, consumer goods, and building technology, more than 300,000 associates generated sales of 51.5 billion euros in fiscal 2011. Bosch spent some 4.2 billion euros for research and development in 2011, and applied for over 4,100 patents worldwide.

For many years the Bosch group concentrates on thin, in vacuum applied wear resistant films. These, e.g. diamond like carbon films, were particularly developed for components of high pressured injections of fuel, applying various plasma processes and thin-film technology.