CYN - Cyngn expands U.S. patent portfolio for autonomous vehicle technologies October, 03 2023 07:11 AM Cyngn Inc. 2023-10-03 07:11:44 ET More on Cyngn Seeking Alpha’s Quant Rating on Cyngn Historical earnings data for Cyngn Financial information for Cyngn For further details see: Cyngn expands U.S. patent portfolio for autonomous vehicle technologies