Y04S 20/242
Home appliances
Y04S20/242 (Home appliances) appears on 1,378 US grants and 1,626 published applications in this corpus.
Search patents in Y04S- Granted patents
- 1,378
- Published applications
- 1,626
- Assignees
- 681
- Inventors
- 2,994
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 7 | 0 |
| 1983 | 5 | 0 |
| 1984 | 6 | 0 |
| 1985 | 3 | 0 |
| 1986 | 6 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 4 | 0 |
| 1990 | 8 | 0 |
| 1991 | 5 | 0 |
| 1992 | 6 | 0 |
| 1993 | 6 | 0 |
| 1994 | 7 | 0 |
| 1995 | 11 | 0 |
| 1996 | 8 | 0 |
| 1997 | 9 | 0 |
| 1998 | 8 | 0 |
| 1999 | 9 | 0 |
| 2000 | 7 | 0 |
| 2001 | 3 | 5 |
| 2002 | 7 | 8 |
| 2003 | 3 | 12 |
| 2004 | 9 | 21 |
| 2005 | 10 | 9 |
| 2006 | 13 | 12 |
| 2007 | 8 | 23 |
| 2008 | 11 | 32 |
| 2009 | 14 | 37 |
| 2010 | 22 | 87 |
| 2011 | 22 | 102 |
| 2012 | 48 | 154 |
| 2013 | 71 | 182 |
| 2014 | 81 | 146 |
| 2015 | 99 | 115 |
| 2016 | 109 | 111 |
| 2017 | 102 | 97 |
| 2018 | 95 | 121 |
| 2019 | 123 | 96 |
| 2020 | 106 | 70 |
| 2021 | 85 | 55 |
| 2022 | 55 | 43 |
| 2023 | 48 | 39 |
| 2024 | 52 | 22 |
| 2025 | 27 | 18 |
| 2026 | 14 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method and apparatus for actively managing electric power supply for an electric power grid29 Sep 2026US 12,748,450 B2Causam Enterprises, Inc.
- Building management and appliance control system25 Aug 2026US 12,719,281 B2Orison, Inc.
- Heating systems9 Jun 2026US 12,650,244 B2Mixergy Limited
- Multi-battery management for a portable device19 May 2026US 12,633,763 B2Techtronic Cordless GP
- Power control system, device, and information processing system19 May 2026US 12,633,965 B2Daikin Industries, Ltd.
- Intelligent solid state breaker23 Jul 2026US 2026/0212431 A1Savant Systems, LLC
- Load control system responsive to location of an occupant and mobile devices16 Jul 2026US 2026/0202809 A1Lutron Technology Company LLC
- System, Apparatus and Method for Efficient Use of Solar Photovoltaic Energy30 Apr 2026US 2026/0117991 A1Rheem Australia Pty Limited
- Region-Based Electrical Intelligence System30 Apr 2026US 2026/0118900 A1Sapient Industries, Inc.
- Generation load control2 Apr 2026US 2026/0091364 A1Gng Electrical Pty Ltd
Most cited
By later US patents
- Engery management and building automation system884US 5,572,438 ATECO Energy Management Services · 1996
- Refrigeration monitor unit797US 6,453,687 B2Robertshaw Controls Company · 2002
- Energy management and home automation system750US 5,544,036 A1996
- Method and apparatus for controlling and determining the status of electrical devices from remote locations714US 5,905,442 ALutron Electronics Co., Inc. · 1999
- System and method for monitoring and controlling energy usage599US 6,633,823 B2Nxegen, Inc. · 2003