EM Microelectronic

EM Microelectronic, a subsidiary of the Swatch Group, specializes in ultra-low-power semiconductor solutions including NFC and RFID tag ICs. Their EM4233 is a widely deployed ISO 15693 compliant tag used in library systems, asset tracking, and industrial applications. The company focuses on high-volume, cost-effective RFID solutions with industry-leading power efficiency.

Switzerland | Founded 1987 | Website | ~2.0% market share
EM4233