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Nippon Telegraph & Telephone Corp.Motorola, Inc.Nokia Siemens Networks OyBT Group PlcKDDI Corp.Deutsche Telekom AGChina Telecom Corp. Ltd.Alcatel-Lucent Shanghai Bell Co., Ltd.Nokia Shanghai Bell Co. Ltd.Snap, Inc.iconectiv LLCMTG Co., Ltd.WONIK IPS CO., LTD.Sunplus Technology Co., Ltd.MCI, Inc.MCI, Inc.DIRECTV LLCAllied Telesis Holdings K.K.Synamedia Ltd.Sunwave Communications Co., Ltd.Advanced International Multitech Co. Ltd.Metaswitch Networks Ltd.Opzoon Technology Co., Ltd.Shenzhen ZNV Technology Co. Ltd.Ribbon Communications Operating Co., Inc.GemTek Technology Co., Ltd.GENBAND US LLCAlpha Networks, Inc.Shanghai Mobile Communications Co. Ltd.TranSwitch Corp.
Fujitsu Ltd.Huawei Technologies Co., Ltd.ZTE Corp.Oki Electric Industry Co., Ltd.Alcatel-Lucent S ABT Group PlcAvaya, Inc.Audio-Technica US, Inc.Plantronics, Inc.Genesys Cloud Services, Inc.Exelis, Inc.RingCentral, Inc.BCE, Inc.Beijing Jiaxun Feihong Electrical Co. Ltd.Beijing Jiaxun Feihong Electrical Co. Ltd.The Dun & Bradstreet Corp.Equifax, Inc.Skullcandy, Inc.8x8, Inc.NiCE Ltd.Beijing SinoVoice Technology Co., Ltd.China Merchants Bank Co., Ltd.Noble Systems Corp.Vonage Business, Inc.Cisco Systems, Inc.Talkdesk, Inc.ShoreTel, Inc.TransUnionTTEC Holdings, Inc.P&W Solutions Co. Ltd.
LG Electronics, Inc.Sharp Corp.Ericsson, Inc.Nippon Telegraph & Telephone Corp.Kyocera Corp.Guangdong OPPO Mobile Telecommunications Corp., Ltd.Guangdong OPPO Mobile Telecommunications Corp., Ltd.Electronics & Telecommunications Research InstituteAlcatel-Lucent S ANTT DOCOMO, Inc.Showa Denko Materials Co. Ltd.Resonac Corp.Western Electric Co., Inc.Fujikura Ltd.Hitachi Metals, Ltd.Proterial Ltd.vivo Mobile Communication Co., Ltd.Nokia Siemens Networks OyLucent Technologies, Inc.BT Group PlcChina Mobile Communications Group Co., Ltd.China Mobile Communications Group Co., Ltd.Mannesmann AGJapan Aviation Electronics Industry Ltd.SK Telecom Co., Ltd.BlackBerry Ltd.Nubia Technology Co., Ltd.Nanjing University of Posts & TelecommunicationsKDDI Corp.China United Network Communications Ltd.
Genesys Cloud Services, Inc.TeleBrands Corp.Global Tel Link Corp.Talkdesk, Inc.TTEC Holdings, Inc.Alvaria, Inc.Phone.com, Inc.Prove Identity, Inc.Eliza Corp.iBASIS, Inc.Broadband iTV, Inc.NICE inContact, Inc.Teleperformance SAAlorica, Inc.4ENAmerican Tel-A-Systems, Inc.Coupons, Inc.Five9, Inc.VoltdeltaAPS, Inc.Triton Technologies, Inc.UJET, Inc.Invoca, Inc.Additif SARLPhonetica SpABeyond Verbal Communication Ltd.Neven Vision, Inc.Eyretel PlcTeloquent Communications Corp.Incall Ltd.
ZTE Corp.Oki Electric Industry Co., Ltd.Alcatel-Lucent S AAvaya, Inc.Unify GmbH & Co. KGGenesys Cloud Services, Inc.Beijing Jiaxun Feihong Electrical Co. Ltd.Beijing Jiaxun Feihong Electrical Co. Ltd.8x8, Inc.NiCE Ltd.Beijing SinoVoice Technology Co., Ltd.Vonage Business, Inc.Talkdesk, Inc.ShoreTel, Inc.Angel.com, Inc.TTEC Holdings, Inc.P&W Solutions Co. Ltd.Alvaria, Inc.Shandong Longlive Bio-TechnologyNICE inContact, Inc.Swivel Secure Ltd.BroadSoft, Inc.Tecnomen OyjCalabrio, Inc.Zendesk, Inc.NewVoiceMedia Ltd.Marchex, Inc.Voltdeltacycos AGBeijing Infobird Software Co., Ltd.
Samsung Electronics Co., Ltd.Canon, Inc.Canon, Inc.International Business Machines Corp.Fujitsu Ltd.General Electric Co.General Electric Co.Huawei Technologies Co., Ltd.Seiko Epson Corp.SANYO Electric Co., Ltd.ZTE Corp.Apple, Inc.FUJIFILM Corp.Hewlett-Packard Development Co.Eastman Kodak Co.Fujifilm Business Innovation Corp.Fujifilm Business Innovation Corp.Guangdong OPPO Mobile Telecommunications Corp., Ltd.Guangdong OPPO Mobile Telecommunications Corp., Ltd.Honeywell International, Inc.Xerox Holdings Corp.Tencent Technology (Shenzhen) Co., Ltd.Alcatel-Lucent S AMicrosoft Corp.Beijing Xiaomi Mobile Software Co., Ltd.Toyota Industries Corp.Muratec Automation Co., Ltd.Victor Company of Japan Ltd.Victor Company of Japan Ltd.Beijing Xiaomi Mobile Software Co., Ltd.