A47C 7/74
For ventilation, heating or cooling
Official title: for ventilation, heating or cooling
A47C7/74 (For ventilation, heating or cooling) appears on 621 US grants and 693 published applications in this corpus.
Search patents in A47C- Granted patents
- 621
- Published applications
- 693
- Assignees
- 279
- Inventors
- 1,197
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 5 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 8 | 0 |
| 1987 | 6 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 12 | 0 |
| 1991 | 13 | 0 |
| 1992 | 7 | 0 |
| 1993 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 4 | 0 |
| 1997 | 12 | 0 |
| 1998 | 4 | 0 |
| 1999 | 8 | 0 |
| 2000 | 16 | 0 |
| 2001 | 10 | 2 |
| 2002 | 2 | 5 |
| 2003 | 8 | 10 |
| 2004 | 9 | 19 |
| 2005 | 8 | 25 |
| 2006 | 9 | 21 |
| 2007 | 5 | 20 |
| 2008 | 10 | 7 |
| 2009 | 10 | 16 |
| 2010 | 6 | 21 |
| 2011 | 12 | 16 |
| 2012 | 14 | 24 |
| 2013 | 16 | 19 |
| 2014 | 14 | 24 |
| 2015 | 20 | 21 |
| 2016 | 15 | 20 |
| 2017 | 19 | 38 |
| 2018 | 22 | 50 |
| 2019 | 43 | 41 |
| 2020 | 37 | 51 |
| 2021 | 35 | 41 |
| 2022 | 36 | 41 |
| 2023 | 37 | 38 |
| 2024 | 28 | 41 |
| 2025 | 33 | 54 |
| 2026 | 26 | 28 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Client device for facilitating experiences based on proximity-based interactions with furnishing units6 Oct 2026US 12,751,553 B2Wrmth Corp.
- Trapped tab attachment assemblies and methods6 Oct 2026US 12,752,685 B2Lear Corporation
- Sunshield with UV absorbers, solar powered components, and misting technologies29 Sep 2026US 12,745,826 B2
- Customizable foldable chair29 Sep 2026US 12,745,845 B2Letsgetout Inc.
- Vehicle seat22 Sep 2026US 12,741,573 B2NHK Spring Co., Ltd.
- Seat and seat system24 Sep 2026US 2026/0283360 A1Ts Tech Co., Ltd.
- Cooling Device17 Sep 2026US 2026/0272178 A1
- Elastic structure for weight distribution, weight support, and ventilation, and seat cushion including the same10 Sep 2026US 2026/0262851 A1Medsapiens Co., Ltd.
- Cushion body6 Aug 2026US 2026/0224034 A1Toyota Boshoku Kabushiki Kaisha
- Article and system for heating or cooling a surface6 Aug 2026US 2026/0224040 A1Sleep Solutions Inc.
Most cited
By later US patents
- Selectively cooled or heated seat and backrest construction232US 5,002,336 A1991
- Inflatable air cell having combined pneumatically adjusted occupant support and thermal conditioning224US 6,273,810 B1McCord Winn Textron Inc. · 2001
- Variable temperature seat climate control system217US 5,626,021 AAmerigon Incorporated · 1997
- Cooling and heating seat pad construction202US 4,923,248 A1990
- Device for ventilating vehicle chairs202US 6,003,950 AWalinov AB · 1999