Editing Unijunction transistor (section)

==Invention==
The unijunction transistor was invented as a byproduct of research on [[germanium]] tetrode transistors at [[General Electric]].<ref>{{cite web|url=http://www.semiconductormuseum.com/Transistors/GE/OralHistories/Suran/Suran_Index.htm|title=Transistor Museum Oral History Suran Index GE Unijunction Transistors|author=Jack Ward|date=2005|work=SemiconductorMuseum.com|access-date=April 10, 2017}}</ref> It was patented in 1953. Commercially, silicon devices were manufactured.<ref>{{cite web|url=https://sites.google.com/site/transistorhistory/Home/us-semiconductor-manufacturers/general-electric-history|title=General Electric History - Transistor History|work=Google.com|access-date=April 10, 2017}}</ref> A common part number is 2N2646.