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LG Electronics, Inc.Sharp Corp.Huawei Technologies Co., Ltd.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.
Samsung Electronics Co., Ltd.Canon, Inc.Canon, Inc.Sony Group Corp.LG Electronics, Inc.International Business Machines Corp.Fujitsu Ltd.Sharp Corp.Ricoh Co., Ltd.Ricoh Co., Ltd.Seiko Epson Corp.SANYO Electric Co., Ltd.ZTE Corp.Apple, Inc.FUJIFILM Corp.BOE Technology Group Co., Ltd.Hewlett-Packard Development Co.Brother Industries, Ltd.Eastman Kodak Co.Boe Innovation Investment Co. Ltd.Fujifilm Business Innovation Corp.Dai Nippon Printing Co., Ltd.Kyocera Corp.Guangdong OPPO Mobile Telecommunications Corp., Ltd.Xerox Holdings Corp.Semiconductor Energy Laboratory Co., Ltd.Mita Industrial Co., Ltd.Guangzhou Bosma Optoelectronic Technology Co. Ltd.Toppan, Inc.Konica Minolta, Inc.
RingCentral, Inc.Gigaset Communications GmbHAlpha Networks, Inc.silex technology, Inc.TranSwitch Corp.Calix, Inc.Alvarion Ltd.Audiocodes, Inc.Centillium Communications, Inc.Grandstream Networks, Inc.Mobileum, Inc.BroadSoft, Inc.Ooma, Inc.Net2Phone, Inc.Bandwidth, Inc.Acme Packet, Inc.Phoenix Technologies International LLCCalabrio, Inc.JAJAH, Inc.Nextiva, Inc.World Wide Packets, Inc.Nurivoice Co., Ltd.ViaCLIX, Inc.NextNet Wireless, Inc.PowerDsine Ltd.BridgePort Networks, Inc.IntelePeer, Inc.PurpleComm, Inc.Talari Networks, Inc.D2 Technologies, Inc.
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.Dropbox, Inc.WONIK IPS CO., LTD.Sunplus Technology Co., Ltd.MCI, Inc.MCI, Inc.Gateway, Inc.TeleCommunication Systems, Inc.Kakao Corp.Allied Telesis Holdings K.K.Synamedia 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.
Deutsche Telekom AGDeutsche Telekom AGAvaya, Inc.LG Uplus Corp.Earth Technology Co. Ltd.Level 3 Communications LLCNeusoft Corp.Unify GmbH & Co. KGPlantronics, Inc.Genesys Cloud Services, Inc.Polycom, Inc.SMART Technologies ULCNokia of America Corp.RingCentral, Inc.Panasonic Corporation of North AmericaAfiniti Ltd.Ribbon Communications Operating Co., Inc.GENBAND US LLCKoss Corp.Enterasys Networks, Inc.8x8, Inc.silex technology, Inc.Zoom Video Communications, Inc.Vonage Business, Inc.Mavenir Systems, Inc.Reliance Jio Infocomm Ltd.Synchronoss Technologies, Inc.LogMeIn, Inc.WhatsApp LLCInteractive Intelligence Group, Inc.
Avaya, Inc.Unify GmbH & Co. KGPlantronics, Inc.Polycom, Inc.Ribbon Communications Operating Co., Inc.Forest Investments, Inc.Mavenir Systems, Inc.Nable Communications, Inc.BroadSoft, Inc.Multitone Electronics PlcMyriad Group AGAcme Packet, Inc.Masergy Communications, Inc.Fuze, Inc.cycos AGCeno Technologies Ltd.Intrado Corp.Applied Voice & Speech Technologies, Inc.Interop Technologies LLCInfinite Convergence Solutions, Inc.Callware Technologies, Inc.Dialpad, Inc.New Era Technology, Inc.Slovak Telekom AS
Avaya, Inc.Polycom, Inc.Inventec Multimedia & Telecom Corp.Yealink Network Technology Corp. Ltd.RingCentral, Inc.8x8, Inc.Toshiba America Information Systems, Inc.Empirix, Inc.Uniden America Corp.Axesstel, Inc.Grandstream Networks, Inc.GCL Technology Holdings Ltd.BroadSoft, Inc.Ooma, Inc.Net2Phone, Inc.DOUZONE BIZON Co., Ltd.TCL Communication Equipment (Huizhou) Co., Ltd.JAJAH, Inc.Nextiva, Inc.Vonage Holdings Corp.Telchemy, Inc.Fuze, Inc.Broadview Networks, Inc.EarthLink LLCBenefon OyjIntrado Corp.Jmo Co.Altigen Communications, Inc.Azimuth Systems, Inc.Intermedia.net, Inc.
