H04L 12/2803
Home automation networks
Official title: {Home automation networks}
H04L12/2803 (Home automation networks) appears on 10,611 US grants and 13,432 published applications in this corpus.
Search patents in H04L- Granted patents
- 10,611
- Published applications
- 13,432
- Assignees
- 2,454
- Inventors
- 18,047
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 5 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 11 | 0 |
| 1994 | 0 | 0 |
| 1995 | 15 | 0 |
| 1996 | 20 | 0 |
| 1997 | 13 | 0 |
| 1998 | 24 | 0 |
| 1999 | 29 | 0 |
| 2000 | 39 | 0 |
| 2001 | 48 | 68 |
| 2002 | 67 | 207 |
| 2003 | 74 | 240 |
| 2004 | 97 | 326 |
| 2005 | 111 | 353 |
| 2006 | 153 | 425 |
| 2007 | 155 | 444 |
| 2008 | 139 | 465 |
| 2009 | 183 | 424 |
| 2010 | 273 | 468 |
| 2011 | 336 | 458 |
| 2012 | 344 | 463 |
| 2013 | 376 | 515 |
| 2014 | 506 | 644 |
| 2015 | 528 | 732 |
| 2016 | 579 | 809 |
| 2017 | 592 | 829 |
| 2018 | 760 | 888 |
| 2019 | 874 | 906 |
| 2020 | 883 | 828 |
| 2021 | 809 | 705 |
| 2022 | 705 | 620 |
| 2023 | 643 | 553 |
| 2024 | 554 | 490 |
| 2025 | 442 | 368 |
| 2026 | 210 | 204 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- H04L 12/2816Controlling appliance services of a home automation network by calling their functionalities4,547
- H04L 12/2807Exchanging configuration information on appliance services in a home automation network3,434
- H04L 2012/2847Characterised by the type of home appliance usedIndexing code2,878
- H04L 12/2823Reporting information sensed by appliance or service execution status of appliance services2,741
- H04L 2012/284Characterised by the type of medium usedIndexing code2,294
- H04L 12/283Processing of data at an internetworking point of a home automation network1,919
- H04L 12/2838Distribution of signals within a home automation network1,050
- H04L 12/2805Home audio video interoperability [havi] networks603
Recent patents
- System and method for on-boarding smart sockets with a supervisor controller6 Oct 2026US 12,756,590 B2Honeywell International Inc.
- Processing system, and processing method6 Oct 2026US 12,756,752 B2NTT, Inc.
- Methods and systems for secure communication between two or more appliances6 Oct 2026US 12,757,012 B2Haier US Appliance Solutions, Inc.
- System and method for improving internet communication by using intermediate nodes29 Sep 2026US 12,750,431 B2Bright Data Ltd.
- Secure communication for commissioning and decommissioning circuit breakers and panel system29 Sep 2026US 12,750,674 B2Leviton Manufacturing Co., Inc.
- Household appliances sensor update management8 Oct 2026US 2026/0310438 A1Haier US Appliance Solutions, Inc.
- System and method of operating household appliances8 Oct 2026US 2026/0312838 A1Haier US Appliance Solutions, Inc.
- System and Method for Integrating Smart Electrical Elements8 Oct 2026US 2026/0312839 A1
- Network security systems and methods8 Oct 2026US 2026/0312999 A1Intertrust Technologies Corporation
- Intelligent reasoning framework for user intent extraction8 Oct 2026US 2026/0313035 A1Genesis Intelligence, LLC
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
- Expandable home automation system1,640US 5,086,385 ACustom Command Systems · 1992