V Ramachandra, KM Atanassov… - US Patent 10,178,373, 2019 - Google Patents
8, 294, 073 B1 8, 356, 035 B1 8, 400, 555 B1 8, 442, 392 B2 8, 482, 813 B2 8, 791, 984 B2
8, 836, 693 B2 8, 928, 988 B1 8, 988, 564 B2 9, 049, 375 B2 9, 055, 208 B2 9, 185, 296 B2 …