Nagaoka Factory C Wing operation started. Start of LSIs mass-production. Okayama Factory operation started Increased production of silicon transistors. Increased Production of ceramic package bipolar ICs. Tokyo Research Laboratory established as development base in the Kanto area.
Work begins at the first overseas factory.
Mass-production of VLSIs, primarily for microcomputers. Arai Factory B Wing operation started. Increased production of plastic package bipolar ICs. Arai Factory D Wing operation started. Start of memory devices mass-production.