F24F 2221/18
Combined with domestic apparatus
Official title: combined with domestic apparatus
F24F2221/18 (Combined with domestic apparatus) appears on 120 US grants and 147 published applications in this corpus.
Search patents in F24F- Granted patents
- 120
- Published applications
- 147
- Assignees
- 71
- Inventors
- 273
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 4 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 6 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 0 | 0 |
| 2003 | 2 | 2 |
| 2004 | 1 | 0 |
| 2005 | 1 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 2 | 2 |
| 2011 | 0 | 4 |
| 2012 | 2 | 2 |
| 2013 | 1 | 2 |
| 2014 | 0 | 5 |
| 2015 | 1 | 2 |
| 2016 | 3 | 4 |
| 2017 | 5 | 14 |
| 2018 | 7 | 11 |
| 2019 | 7 | 11 |
| 2020 | 9 | 13 |
| 2021 | 12 | 14 |
| 2022 | 5 | 10 |
| 2023 | 13 | 9 |
| 2024 | 11 | 12 |
| 2025 | 7 | 19 |
| 2026 | 2 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Humidifying device28 Apr 2026US 12,613,043 B2
- Heating system with first and second heating devices and bypass line13 Jan 2026US 12,523,389 B2Intellihot, Inc.
- Air pollution prevention system7 Oct 2025US 12,434,183 B2Microjet Technology Co., Ltd.
- Electric fireplace with integrated air conditioner19 Aug 2025US 12,392,495 B2Arctic Flame Fireplaces LLC
- Kitchen air conditioner and control method thereof19 Aug 2025US 12,392,500 B2Guangdong Giwee Technology Co. Ltd.
- Method for providing cooled air20 Aug 2026US 2026/0243457 A1
- Heating system with heat pump for internal installation13 Aug 2026US 2026/0235308 A1Innova, Inc.
- Ventilation device26 Feb 2026US 2026/0055589 A1
- Controlled humidity release system12 Feb 2026US 2026/0043565 A1Midea Group Co., Ltd.
- Air conditioner having lighting module and method for operating air conditioner12 Feb 2026US 2026/0043571 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Residential heating, cooling and energy management system128US 4,909,041 AUHR Corporation · 1990
- Residential heating, cooling and energy management system89US 4,645,908 AUHR Corporation · 1987
- Method and apparatus for latent heat extraction55US 5,181,552 A1993
- Apparatus for controlling space heating and/or space cooling and water heating52US 5,269,153 AArtesian Building Systems · 1993
- Water collection and dispensing machine50US 5,701,749 A1997