F24F 1/0353
By electric means
Official title: by electric means, e.g. ionisers or electrostatic separators
F24F1/0353 (By electric means) appears on 20 US grants and 25 published applications in this corpus.
Search patents in F24F- Granted patents
- 20
- Published applications
- 25
- Assignees
- 20
- Inventors
- 88
- Latest grant
- 11 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 1 | 0 |
| 2010 | 0 | 2 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 2 |
| 2022 | 2 | 10 |
| 2023 | 2 | 0 |
| 2024 | 3 | 4 |
| 2025 | 3 | 0 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Virus inactivation setup for flowing fluids12 Sep 2024US 2024/0299611 A1Smarte Teknoloji Ve Enerji Sanayi Ticaret Anonim Sirketi
- Air conditioner, control system and control method of air conditioner29 Aug 2024US 2024/0288188 A1Qingdao Hisense Hitachi Air-Conditioning Systems Co., Ltd.
- Air purification device and air conditioner18 Apr 2024US 2024/0125487 A1Gd Midea Air-Conditioning Equipment Co., Ltd.
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Most cited
By later US patents
- Air treatment apparatus utilizing interchangeable cartridges59US 5,259,062 APelko Electric Corporation · 1993
- Air treatment apparatus utilizing intercangeable cartidges34US 5,133,042 A1992
- Mobile air decontamination and purification unit34US 7,531,141 B2Airinspace B.V. · 2009
- Modular regenerator pre-conditioner air system20US 5,372,182 A1994
- Purifying air conditioner14US 5,009,683 A1991