Technology companies established in 1961

Signetics Corporation was an American electronics manufacturer specifically established in Silicon Valley to make integrated circuits. Founded in 1961, they went on to develop a number of early microprocessors and support chips, as well as the widely used 555 timer chip. The company was bought by Philips in 1975 and incorporated in Philips Semiconductors (now NXP).

Telespazio Spa is a European spaceflight services joint venture between Italian defense conglomerate Leonardo (67%) and the French technology corporation Thales Group (33%). It forms one half of the Space Alliance along with Thales Alenia Space which is also owned by Thales (67%) and Leonardo (33%).

Memorex Corp. began as a computer tape producer and expanded to become both a consumer media supplier and a major IBM plug compatible peripheral supplier. It was broken up and ceased to exist after 1996 other than as a consumer electronics brand specializing in disk recordable media for CD and DVD drives, flash memory, computer accessories and other electronics.

Avibras Indústria Aeroespacial is a Brazilian aerospace and defense company. Its range of products encompasses artillery and aircraft defense systems, rockets and missiles such as air-to-ground and surface-to-surface weapon systems, including artillery rocket systems; 70 mm air-to-ground systems and fiber optic multi-purpose guided missiles. It makes armoured vehicles as well. It also manufactures civilian transportation through a division called Tectran, telecommunications equipment, electronic industrial equipment (Powertronics), automotive painting and explosives.

IABG (Industrieanlagen-Betriebsgesellschaft mbH) is a German analysis and test engineering company based in Taufkirchen near Munich.

aerospace and sensor manufacturer