InterDigital
InterDigital, Inc. engages in the design and development of technologies that enable and enhance wireless communications, and capabilities. It focuses on mobile technology and devices, which includes cellular wireless technology, Internet of Things, technology, video coding & transmission, sensor and sensor fusion technology. It also offers digital cellular and wireless products and networks, including 2G, 3G, 4G and IEEE 802-related products and networks. The company was founded by Seligsohn I. Sherwin in 1972 and is headquartered in Wilmington, DE.