Apple; Samsung Electronics; Alcatel-Lucent; LG Electronics; Google Inc.; Qualcomm; Juniper Networks; Ericsson; ZTE; Huawei; Siemens Enterprise Communication; Cisco Systems; AT&T Inc.; Microsoft Corporation; Lenovo Group; IBM Corporation; Speedflow Communications Ltd; ADTRAN Inc.; MDS Gateways; MDS Gateways; Xiaomi; ECI Telecom; Roc Tel International; BD Biosciences; Thermo Fisher Scientific; Panasonic Corporation; Nortel Networks Corp.