Ernst Werner Siemens was a German electrical engineer, inventor and industrialist. Siemens's name has been adopted as the SI unit of electrical conductance, the siemens. He founded the electrical and telecommunications conglomerate Siemens and invented the electric tram, trolley bus, electric locomotive and electric elevator.
- Occupation
- entrepreneur, military engineer, inventor, engineer
- Position held
- Member of the Prussian House of Representatives
- Citizenship
- German Reich
- Born
- December 13, 1816, 1816
- Died
