Assertion: semiconductor | /r/HasProperty | invented by dawon kahng
Facets:
value: in 1959
type: TEMPORAL
value: at bell labs
type: LOCATION
Source sentences:
text: The most widely used semiconductor device is the MOSFET (metal-oxide-semiconductor field-effect transistor, or MOS transistor), which was invented by Mohamed M. Atalla and Dawon Kahng at Bell Labs in 1959.