F24F 3/1429
Alternatively operating a heat exchanger in an absorbing/adsorbing mode and a heat
Official title: {alternatively operating a heat exchanger in an absorbing/adsorbing mode and a heat exchanger in a regeneration mode}
F24F3/1429 (Alternatively operating a heat exchanger in an absorbing/adsorbing mode and a heat) appears on 134 US grants and 163 published applications in this corpus.
Search patents in F24F- Granted patents
- 134
- Published applications
- 163
- Assignees
- 68
- Inventors
- 240
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 4 |
| 2005 | 1 | 3 |
| 2006 | 4 | 5 |
| 2007 | 2 | 14 |
| 2008 | 4 | 5 |
| 2009 | 3 | 12 |
| 2010 | 8 | 14 |
| 2011 | 13 | 6 |
| 2012 | 2 | 1 |
| 2013 | 2 | 5 |
| 2014 | 4 | 9 |
| 2015 | 4 | 8 |
| 2016 | 10 | 10 |
| 2017 | 9 | 7 |
| 2018 | 5 | 3 |
| 2019 | 7 | 9 |
| 2020 | 7 | 11 |
| 2021 | 4 | 5 |
| 2022 | 8 | 12 |
| 2023 | 6 | 4 |
| 2024 | 7 | 6 |
| 2025 | 6 | 6 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Enthalpic heat pump desiccant air conditioning system70US 4,700,550 A1987
- Apparatus for ultra high energy efficient heating, cooling and dehumidifying of air57US 5,003,961 A1991
- Apparatus and a method for ultra high energy efficient dehumidification and cooling of air48US 4,982,575 A1991
- Desiccant assisted air conditioning system41US 5,950,447 AEbara Corporation · 1999
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