NSYS - Nortech Systems secures patent for Active Optical Xtreme technology May, 22 2024 04:33 AM Nortech Systems Incorporated 2024-05-22 04:33:31 ET More on Nortech Systems Nortech Systems Incorporated (NSYS) Q1 2024 Earnings Call Transcript Nortech Systems Incorporated (NSYS) Q4 2023 Earnings Call Transcript Financial information for Nortech Systems For further details see: Nortech Systems secures patent for Active Optical Xtreme technology