H04N 21/854
Content authoring
H04N21/854 (Content authoring) appears on 7,632 US grants and 10,117 published applications in this corpus.
Search patents in H04N- Granted patents
- 7,632
- Published applications
- 10,117
- Assignees
- 2,140
- Inventors
- 14,437
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 13 | 0 |
| 1997 | 6 | 0 |
| 1998 | 24 | 0 |
| 1999 | 23 | 0 |
| 2000 | 28 | 0 |
| 2001 | 57 | 42 |
| 2002 | 33 | 220 |
| 2003 | 38 | 192 |
| 2004 | 56 | 228 |
| 2005 | 46 | 206 |
| 2006 | 85 | 226 |
| 2007 | 88 | 231 |
| 2008 | 81 | 235 |
| 2009 | 110 | 290 |
| 2010 | 150 | 239 |
| 2011 | 163 | 294 |
| 2012 | 204 | 300 |
| 2013 | 219 | 382 |
| 2014 | 387 | 562 |
| 2015 | 402 | 564 |
| 2016 | 432 | 598 |
| 2017 | 470 | 584 |
| 2018 | 417 | 473 |
| 2019 | 562 | 550 |
| 2020 | 565 | 592 |
| 2021 | 570 | 639 |
| 2022 | 548 | 630 |
| 2023 | 543 | 563 |
| 2024 | 542 | 524 |
| 2025 | 485 | 443 |
| 2026 | 280 | 310 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H04N 21/8547Involving timestamps for synchronizing content2,059
- H04N 21/8549Creating video summaries1,401
- H04N 21/85406Involving a specific file format1,382
- H04N 21/8545For generating interactive applications1,149
- H04N 21/8543Using a description language930
- H04N 21/8541Involving branching290
- H04N 21/85403By describing the content as an mpeg-21 digital item39
Recent patents
- Transmitting method, receiving method, transmitting apparatus, and receiving apparatus6 Oct 2026US 12,756,885 B2Panasonic Intellectual Property Corporation of America
- Transmission apparatus, transmission method, reception apparatus, and reception method29 Sep 2026US 12,750,174 B2Sony Corporation
- Reducing signature matching uncertainty in media monitoring systems29 Sep 2026US 12,750,539 B2The Nielsen Company (US), LLC
- Addressable advertisement and programmatically delivered advertisement insertion and playing29 Sep 2026US 12,750,552 B2DISH Network L.L.C.
- Dynamic splice point adjustment for video signals29 Sep 2026US 12,750,566 B1Cox Communications, Inc.
- Method, system, and apparatus for updating statistical databases based on sensed movement data8 Oct 2026US 2026/0311567 A1AdrenalineIP
- Generating short videos from live video streams8 Oct 2026US 2026/0313209 A1
- Language-Guided Object Placement in 3D Scenes1 Oct 2026US 2026/0301337 A1Niantic Spatial, Inc.
- Use of Steganographically-Encoded Time Information as Basis to Control Implementation of Dynamic Content Modification1 Oct 2026US 2026/0303902 A1The Nielsen Company (US), LLC
- System and method for synchronising lighting event among devices24 Sep 2026US 2026/0284521 A1Razer (Asia-Pacific) Pte. Ltd.
Most cited
By later US patents
- Interactive entertainment system for presenting supplemental interactive content together with continuous video programs1,213US 6,240,555 B1Microsoft Corporation · 2001
- Multimedia time warping system1,079US 6,233,389 B1TiVo Inc. · 2001
- Enhanced video programming system and method for incorporating and displaying retrieved integrated internet information segments887US 5,774,664 AACTV, Inc. · 1998
- Enhanced video programming system and method for incorporating and displaying retrieved integrated internet information segments816US 6,018,768 AACTV, Inc. · 2000
- Enhanced video programming system and method for incorporating and displaying retrieved integrated internet information segments786US 5,778,181 AACTV, Inc. · 1998