H04L 2012/2849
Audio/video appliances
Official title: {Audio/video appliances}
H04L2012/2849 (Audio/video appliances) appears on 1,743 US grants and 2,317 published applications in this corpus.
Search patents in H04L- Granted patents
- 1,743
- Published applications
- 2,317
- Assignees
- 514
- Inventors
- 3,027
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 7 | 0 |
| 2000 | 15 | 0 |
| 2001 | 24 | 34 |
| 2002 | 19 | 78 |
| 2003 | 25 | 63 |
| 2004 | 37 | 161 |
| 2005 | 31 | 93 |
| 2006 | 45 | 119 |
| 2007 | 45 | 150 |
| 2008 | 38 | 132 |
| 2009 | 55 | 117 |
| 2010 | 81 | 121 |
| 2011 | 100 | 134 |
| 2012 | 100 | 86 |
| 2013 | 93 | 91 |
| 2014 | 122 | 117 |
| 2015 | 117 | 97 |
| 2016 | 112 | 86 |
| 2017 | 90 | 89 |
| 2018 | 79 | 91 |
| 2019 | 89 | 70 |
| 2020 | 85 | 76 |
| 2021 | 80 | 62 |
| 2022 | 58 | 67 |
| 2023 | 66 | 48 |
| 2024 | 50 | 67 |
| 2025 | 40 | 49 |
| 2026 | 22 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Playback transitions22 Sep 2026US 12,745,052 B2Sonos, Inc.
- Audio playback management of multiple concurrent connections15 Sep 2026US 12,738,966 B2Sonos, Inc.
- Techniques for flexible control of playback devices18 Aug 2026US 12,713,091 B2Sonos, Inc.
- Metadata exchange involving a networked playback system and a networked microphone system4 Aug 2026US 12,699,543 B2Sonos, Inc.
- Method and apparatus for establishing connection, storage medium and server7 Jul 2026US 12,676,769 B2Beijing BOE Technology Development Co., Ltd.
- Doorbell communication systems and methods1 Oct 2026US 2026/0303402 A1SkyBell Technologies IP, LLC
- Method and apparatus for establishing connection, storage medium and server17 Sep 2026US 2026/0280925 A1Beijing BOE Technology Development Co., Ltd.
- Managing Application Access of a Media Playback System17 Sep 2026US 2026/0281189 A1Sonos, Inc.
- Peripheral bus video communication using internet protocol17 Sep 2026US 2026/0281257 A1Qsc, LLC
- Playback Transfer in a Media Playback System10 Sep 2026US 2026/0267593 A1Sonos, Inc.
Most cited
By later US patents
- Synchronous network for digital media streams2,236US 6,611,537 B1Centillium Communications, Inc. · 2003
- Home audio/video network with two level device control1,918US 6,032,202 ASony Corporation of Japan · 2000
- Method and device for obtaining playlist content over a network1,821US 8,045,952 B2Horsham Enterprises, LLC · 2011
- System and method for request, delivery and use of multimedia files for audiovisual entertainment in the home environment1,801US 6,778,869 B2Sony Corporation · 2004
- Unification of multimedia devices1,620US 7,987,294 B2Altec Lansing Australia Pty Limited · 2011