H04N 21/6408
Unicasting
H04N21/6408 (Unicasting) appears on 565 US grants and 775 published applications in this corpus.
Search patents in H04N- Granted patents
- 565
- Published applications
- 775
- Assignees
- 236
- Inventors
- 1,136
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 3 |
| 2002 | 1 | 14 |
| 2003 | 2 | 7 |
| 2004 | 1 | 17 |
| 2005 | 4 | 14 |
| 2006 | 6 | 23 |
| 2007 | 5 | 30 |
| 2008 | 4 | 31 |
| 2009 | 12 | 49 |
| 2010 | 16 | 42 |
| 2011 | 17 | 40 |
| 2012 | 27 | 33 |
| 2013 | 39 | 48 |
| 2014 | 47 | 92 |
| 2015 | 57 | 41 |
| 2016 | 53 | 56 |
| 2017 | 35 | 50 |
| 2018 | 40 | 29 |
| 2019 | 46 | 25 |
| 2020 | 26 | 28 |
| 2021 | 26 | 18 |
| 2022 | 24 | 24 |
| 2023 | 21 | 16 |
| 2024 | 20 | 26 |
| 2025 | 20 | 12 |
| 2026 | 12 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multicast assisted delivery4 Aug 2026US 12,701,302 B2British Telecommunications Public Ltd.Co.
- Systems and methods for delivery of content via multicast and unicast14 Jul 2026US 12,684,188 B2Adeia Guides Inc.
- Multichannel content distribution9 Jun 2026US 12,650,806 B2Sonos, Inc.
- Dynamic advertisement stream replacement2 Jun 2026US 12,647,535 B2Adeia Media Holdings LLC
- User-defined content streaming2 Jun 2026US 12,647,628 B2Comcast Cable Communications, LLC
- User-defined content streaming24 Sep 2026US 2026/0292280 A1Comcast Cable Communications, LLC
- Vehicles including split-bus architectures3 Sep 2026US 2026/0259945 A1AutoConnect Holdings LLC
- Targeted advertising in unicast, multicast and hybrid distribution system contexts30 Jul 2026US 2026/0222642 A1Invidi Technologies Corporation
- Systems and methods for selective content distribution9 Jul 2026US 2026/0197532 A1DISH Network L.L.C.
- Data transmission method, apparatus, device, and system, and storage medium14 May 2026US 2026/0135811 A1Huawei Technologies Co., Ltd.
Most cited
By later US patents
- Method and apparatus for presenting media programs501US 8,839,327 B2AT&T Intellectual Property II, L. P. · 2014
- Method and apparatus for targeting a digital information playback device406US 6,170,060 AAudible, Inc. · 2001
- Seamlessly switching among unicast, multicast, and broadcast mobile media content270US 8,219,134 B2Quickplay Media Inc. · 2012
- Automatic communication of damage and health in detected vehicle incidents270US 9,317,983 B2AutoConnect Holdings LLC · 2016
- System and method for personalized message creation and delivery212US 8,006,261 B1Visible World, Inc. · 2011