- Alfred Consulting LLC
- AT&T Intellectual Property, LLC
- China Mobile Communications Group Co., Ltd.
- Conversant Wireless Licensing Ltd.
- Coranci, LLC
- Deutsche Telekom AG
- Dolby Laboratories, Inc.
- Fraunhofer-Gesellschaft zur Foerderung der angewandten Forschung, e.V.
- Godo Kaisha IP Bridge 1
- Google LLC
- HFI Innovation - a MediaTek Subsidiary
- Innovative Sonic Limited
- JVCKENWOOD Corporation
- KDDI Corporation
- Koninklijke KPN N.V.
- Lenovo PC HK Limited (including Motorola Mobility LLC, a wholly-owned subsidiary of Lenovo)
- Marvell International, Ltd.
- Nederlandse Organisatie voor Toegepast Natuurwetenschappelijk Onderzoek
- NTT DOCOMO, INC.
- Siemens AG
- SK Telecom Co., Ltd.
- Technology In Ariscale, LLC
- Telecom Italia S.p.A.
- Telefonica, S.A.
- Verizon Wireless
- Vodafone Group plc
- Wireless Innovations, LLC