North Star Innovations Inc.’s latest suit, filed on October 26, accuses Texas Instruments (TI) of infringing a group of four patents generally related to semiconductor fabrication (1:16-cv-00995). The accused products include microprocessors and microcontrollers. To date, North Star, a subsidiary of publicly traded Wi-LAN Inc. (WiLAN), has sued more than 20 companies over patents acquired from Freescale. Defendants include makers of mobile devices and e-readers (Amazon, HTC, Sony), cameras (Canon, GoPro, Nikon), and televisions (Sharp), as well as manufacturers of semiconductors and memory chips (Cypress Semiconductor, UMC, Xilinx).