| | | 2002-03-06 | Mobilygen Corp. (H264-43) |
| | | 2002-09-05 | UB Video, Inc. (H264-01) |
| | | 2002-09-10 | Videolocus Inc (H264-02) |
| | | 2002-10-01 | Orange (H264-03) |
| | | 2002-10-04 | Telefonaktiebolaget L M Ericsson (H264-04) |
| | | 2002-10-07 | Nippon Telegraph and Telephone Corporation (H264-05) |
| | | 2002-10-07 | Siemens (H264-10) |
| | | 2002-10-08 | Microsoft Corporation (H264-06) |
| | | 2002-10-08 | Matsushita Electric Industrial Co., Ltd. (H264-07) |
| | | 2002-10-14 | Netergy Microelectronics, Inc (H264-08) |
| | | 2002-10-15 | Sony Corporation (H264-09) |
| | | 2002-10-21 | Polycom, Inc. (H264-18) |
| | | 2002-10-28 | Nokia Corporation (H264-11) |
| | | 2002-11-07 | Thomson (H264-19) |
| | | 2002-11-29 | Toshiba Corporation (H264-20) |
| | | 2002-12-04 | LG Electronics Inc. (H264-21) |
| | | 2002-12-04 | NEC CORPORATION (H264-22) |
| | | 2002-12-12 | Broadcom Corporation (H264-23) |
| | | 2002-12-13 | KDDI Corporation (H264-27) |
| | | 2002-12-20 | NTT DOCOMO, Inc (H264-24) |
| | | 2002-12-24 | Fujitsu Ltd. (H264-25) |
| | | 2003-01-10 | Conexant Systems (H264-26) |
| | | 2003-01-14 | Fraunhofer_Gesellschaft zur Forderung der angewandten Forschung e. V. (H264-28) |
| | | 2003-02-04 | Thomson (H264-90) |
| | | 2003-02-28 | Victor Company of Japan, Limited (H264-42) |
| | | 2003-03-03 | Sharp Laboratories of America, Inc (H264-31) |
| | | 2003-03-04 | RealNetworks, Inc. (H264-41) |
| | | 2003-03-07 | Electronics and Telecommunications Research Institute (H264-44) |
| | | 2003-03-10 | Siemens (H264-45) |
| | | 2003-03-12 | International Business Machines Corporation (H264-46) |
| | | 2003-03-13 | AT&T Corp. (H264-62) |
| | | 2003-03-14 | DemoGraFX, Inc. (H264-63) |
| | | 2003-03-14 | Scientific-Atlanta, Inc. (H264-64) |
| | | 2003-03-20 | Robert Bosch GmbH (H264-66) |
| | | 2003-03-21 | Philips Electronics N.V. (H264-65) |
| | | 2003-03-21 | Lucent Technologies (H264-69) |
| | | 2003-03-24 | Apple Computer Incorporated (H264-70) |
| | | 2003-04-22 | Mitsubishi Electric Corp. (H264-71) |
| | | 2003-05-15 | FastVDO LLC (H264-72) |
1.0 | H.264 | Superseded | 2003-05-30 | |
| | | 2003-12-19 | General Instrument Corp (H264-30) |
| | | 2004-02-20 | Intel Corporation (H264-73) |
| | | 2004-03-31 | Dolby Laboratories Inc, (H264-74) |
1.1 | H.264 (2003) Cor. 1 | Superseded | 2004-05-07 | |
| | | 2004-06-21 | Tandberg Telecom As (H264_Amd1-01) |
| | | 2004-06-30 | Thomson, S. A. (H264_Amd1-02) |
| | | 2004-07-06 | Matsushita Electric Industrial Co., Ltd. (H264_Amd1-03) |
| | | 2004-07-14 | Nokia Corporation (H264_Amd1-04) |
| | | 2004-07-15 | Broadcom Corporation (H264_Amd1-05) |
| | | 2004-07-16 | Sony Corporation (H264_Amd1-06) |
| | | 2004-07-16 | Sharp Corporation (H264_Amd1-07) |
| | | 2004-08-25 | Microsoft Corporation (H264_Amd1-08) |
| | | 2004-10-07 | NTT DOCOMO, Inc (H264_Amd1-09) |
2.0 | H.264 | Superseded | 2005-03-01 | |
2.1 | H.264 (2005) Cor. 1 | Superseded | 2005-09-13 | |
| | | 2006-05-01 | Qualcomm Incorporated (H264-75) |
2.2 | H.264 (2005) Amd. 1 | Superseded | 2006-06-13 | |
| | | 2007-03-20 | Nokia Corporation (H264-76) |
| | | 2007-03-20 | Nokia Corporation (H264-77) |
| | | 2007-03-20 | Nokia Corporation (H264-78) |
| | | 2007-04-06 | Microsoft Corporation (H264_Amd3-01) |
2.3 | H.264 (2005) Amd. 2 | Superseded | 2007-04-06 | |
| | | 2007-04-11 | Layered Media, Inc. (H264_AnnG-01) |
| | | 2007-04-11 | Layered Media, Inc. (H264-79) |
| | | 2007-06-27 | Nokia Corporation (H264-80) |
| | | 2007-06-27 | Nokia Corporation (H264-82) |
| | | 2007-07-03 | Fraunhofer_Gesellschaft zur Forderung der angewandten Forschung e. V. (H264_Amd3-03) |
| | | 2007-07-04 | Nokia Corporation (H264_Amd3-02) |
| | | 2007-07-23 | British Telecommunications plc (H264_Amd3-04) |
| | | 2007-08-10 | Motorola Inc. (H264_Amd3-06) |
| | | 2007-08-13 | Mitsubishi Electric Corp. (H264_Amd2-01) |
| | | 2007-08-20 | Motorola Inc. (H264-81) |
| | | 2007-09-05 | Sony Corporation (H264_Amd3-07) |
| | | 2007-09-19 | Qualcomm Incorporated (H264_Amd3-08) |
| | | 2007-10-16 | Nokia Corporation (H264-83) |
| | | 2007-10-16 | Nokia Corporation (H264-84) |
| | | 2007-11-20 | Freescale Semiconductor, Inc (H264_Amd3-09) |
3.0 | H.264 | Superseded | 2007-11-22 | |
| | | 2008-01-04 | Nokia Corporation (H264-85) |
| | | 2008-01-04 | Nokia Corporation (H264-86) |
| | | 2008-01-04 | Nokia Corporation (H264-87) |
| | | 2008-01-04 | Nokia Corporation (H264-88) |
| | | 2008-01-04 | Nokia Corporation (H264-89) |
| | | 2008-08-27 | Sharp Corporation (H264_Amd2-02) |
| | | 2008-08-27 | Sharp Corporation (H264_Amd3-10) |
| | | 2008-10-08 | Nokia Corporation (H264-92) |
| | | 2008-11-03 | Motorola Inc. (H264-91) |
| | | 2008-12-16 | Qualcomm Incorporated (H264-93) |
3.1 | H.264 (2007) Cor. 1 | Superseded | 2009-01-13 | |
4.0 | H.264 | Superseded | 2009-03-16 | |
| | | 2009-03-25 | Nokia Corporation (H264-94) |
| | | 2009-09-21 | Thomson, S. A. (H264-95) |
5.0 | H.264 | Superseded | 2010-03-09 | |
| | | 2010-03-29 | Nokia Corporation (H264-96) |
| | | 2010-10-14 | Nokia Corporation (H264-100) |
| | | 2010-10-14 | Nokia Corporation (H264-97) |
| | | 2010-10-14 | Nokia Corporation (H264-98) |
| | | 2010-10-14 | Nokia Corporation (H264-99) |
| | | 2010-12-09 | Motorola Mobility, Inc (H264-101) |
| | | 2011-04-04 | Nokia Corporation (H264-102) |
| | | 2011-04-04 | Nokia Corporation (H264-103) |
| | | 2011-04-04 | Nokia Corporation (H264-104) |
6.0 | H.264 | Superseded | 2011-06-29 | |
| | | 2011-10-05 | Thomson Licensing (H264-105) |
| | | 2011-12-19 | Nokia Corporation (H264-106) |
7.0 | H.264 | Superseded | 2012-01-13 | |
| | | 2012-03-28 | Nokia Corporation (H264-107) |
| | | 2012-09-05 | Huawei Technologies Co., Ltd. (H264-108) |
| | | 2012-10-04 | Qualcomm Incorporated (H264-111) |
| | | 2012-10-08 | Nokia Corporation (H264-109) |
| | | 2012-12-13 | Cisco Systems, Inc. (H264-110) |
8.0 | H.264 | Superseded | 2013-04-13 | |
| | | 2013-05-31 | Mitsubishi Electric Corp. (H264-112) |
| | | 2013-06-11 | Nokia Corporation (H264-113) |
| | | 2013-06-17 | Siemens Aktiengesellschaft (H264-114) |
| | | 2013-06-25 | Fraunhofer_Gesellschaft zur Forderung der angewandten Forschung e. V. (H264-115) |
| | | 2013-07-04 | National Institute of Information and Communications Technology (H264-116) |
| | | 2013-08-02 | Nagoya Industrial Science Research Institute (H264-117) |
| | | 2013-10-28 | JVC Kenwood Corporation (H264-118) |
| | | 2013-11-22 | Nokia Corporation (H264-119) |
| | | 2014-01-20 | Broadcom Corporation (H264-120) |
9.0 | H.264 (V9) | Superseded | 2014-02-13 | |
| | | 2014-03-13 | Tdvision Systems, Inc. (H264-121) |
| | | 2014-06-30 | Thomson Licensing (H264-122) |
| | | 2014-08-20 | Thomson Licensing (H264-123) |
| | | 2014-10-13 | Thomson Licensing (H264-124) |
| | | 2014-12-02 | Thomson Licensing (H264-125) |
| | | 2014-12-15 | Nokia Corporation (H264-126) |
| | | 2015-03-12 | Sony Corporation (H264-127) |
| | | 2015-05-05 | Nokia Technologies Oy (H264-128) |
| | | 2015-07-23 | Sharp Corporation (H264-129) |
| | | 2015-08-24 | Nokia Technologies Oy (H264-130) |
| | | 2015-11-20 | Thomson Licensing (H264-131) |
| | | 2015-12-10 | Nokia Technologies Oy (H264-132) |
10.0 | H.264 (V10) | Superseded | 2016-02-13 | |
| | | 2016-03-15 | Nokia Technologies Oy (H264-133) |
| | | 2016-03-15 | National Institute of Information and Communications Technology (H264-134) |
| | | 2016-06-20 | National Institute of Information and Communications Technology (H264-135) |
| | | 2016-09-02 | Nokia Technologies Oy (H264-140) |
11.0 | H.264 (V11) | Superseded | 2016-10-14 | |
| | | 2017-02-06 | Thomson Licensing (H264-136) |
12.0 | H.264 (V12) | Superseded | 2017-04-13 | |
| | | 2017-04-24 | Thomson Licensing (H264-137) |
| | | 2017-09-13 | Nokia Technologies Oy (H264-139) |
| | | 2017-09-19 | Thomson Licensing (H264-138) |
13.0 | H.264 (V13) | Superseded | 2019-06-13 | |
| | | 2020-08-05 | Google LLC (H264-141) |
14.0 | H.264 (V14) | Superseded | 2021-08-22 | |
15.0 | H.264 (V15) | In force | 2024-08-13 | |