[7] TEL is best known as a supplier of equipment to fabricate integrated circuits (IC), flat panel displays (FPD), and photovoltaic cells (PV).Later that year, their office opened in the TBS main building and began manufacturing thousands of quality-control and importing diffusion furnaces made by Thermco and selling Japanese-made car radios.[7] In 1965 the company approached a rapidly growing business in the market, Fairchild Semiconductor Corporation, and agreed to serve as a sales agency for them, increasing their capital to twenty million yen.[7] One year later, they opened their Yokohama office and established Teltron, a major manufacturer and distributor of car stereos, expanding their headquarters to fill the entire TBS-2 building and raising their capital to 100 million yen.[24] In June 2023, Tokyo Electron was ranked among the Forbes Global 2000 list of the world's largest companies,[25] at which point it had around 12,742 employees.[26] In October 2023,[27] the company announced it had developed new technology to improve advanced 3D NAND flash memory,[9] making it the only competitor to Lam Research.[39] It also sold integrated metrology (co-developed by TEL and KLA Tencor) in 2012,[40] and products for material and surface modification and doping using gas cluster ion beam (GCIB) technology.The lab is focused on the research and development of Wafer Level Packaging and assembly, to address the need of Internet of Things with devices of high performance and low power consumption.[46] In 2025, Tokyo Electron Technology Solutions, the company's manufacturing subsidiary, is expected to build a $170 million chip equipment plant in Oshu, Japan.