F24F 2221/26
Improving the aesthetic appearance
Official title: improving the aesthetic appearance
F24F2221/26 (Improving the aesthetic appearance) appears on 79 US grants and 108 published applications in this corpus.
Search patents in F24F- Granted patents
- 79
- Published applications
- 108
- Assignees
- 30
- Inventors
- 260
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 5 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 1 |
| 2003 | 3 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 0 | 2 |
| 2012 | 1 | 4 |
| 2013 | 3 | 3 |
| 2014 | 3 | 5 |
| 2015 | 0 | 5 |
| 2016 | 4 | 6 |
| 2017 | 3 | 14 |
| 2018 | 4 | 8 |
| 2019 | 7 | 6 |
| 2020 | 6 | 3 |
| 2021 | 8 | 11 |
| 2022 | 5 | 11 |
| 2023 | 4 | 9 |
| 2024 | 6 | 11 |
| 2025 | 4 | 5 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Device for adjusting an air volume flow5 May 2026US 12,618,586 B2Viessmann Climate Solutions SE
- Panel assembly and air conditioner22 Jul 2025US 12,366,377 B2Gd Midea Air-Conditioning Equipment Co., Ltd.
- Buried type air purifier13 May 2025US 12,298,036 B2Samsung Electronics Co., Ltd.
- Protective barrier for safety glazing6 May 2025US 12,292,205 B2RO Technologies, LLC
- Middle air duct support member and air conditioner29 Apr 2025US 12,287,112 B2Gd Midea Air-Conditioning Equipment Co., Ltd.
- Air blowing device, air blowing system, and environment adjustment system21 May 2026US 2026/0139857 A1Panasonic Intellectual Property Management Co., Ltd.
- Mud-in air register with magnetically adjustable damper18 Dec 2025US 2025/0383118 A1
- Mud-in hvac cooling register and installation method with universal supply boot compatibility18 Dec 2025US 2025/0383119 A1
- Buried type air purifier24 Jul 2025US 2025/0237396 A1Samsung Electronics Co., Ltd.
- Device for adjusting an air volume flow16 Jan 2025US 2025/0020362 A1Viessmann Climate Solutions SE
Most cited
By later US patents
- Flow control valve with venturi29US 5,220,940 A1993
- Flow control system25US 5,000,221 A1991
- Pressure based flow rate measurement device integrated with blades of a damper20US 6,557,574 B22003
- Flow regulator adaptable for use with exhaust from a process chamber19US 5,251,654 A1993
- System for controlling flow through a process region17US 5,450,873 A1995