F24S 20/02
Solar heat collectors specially adapted for particular uses or environments: for swimming
Official title: {for swimming pools}
F24S20/02 (Solar heat collectors specially adapted for particular uses or environments: for swimming) appears on 60 US grants and 43 published applications in this corpus.
Search patents in F24S- Granted patents
- 60
- Published applications
- 43
- Assignees
- 24
- Inventors
- 109
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 4 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 3 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 3 |
| 2009 | 2 | 1 |
| 2010 | 1 | 4 |
| 2011 | 0 | 1 |
| 2012 | 0 | 2 |
| 2013 | 1 | 3 |
| 2014 | 0 | 3 |
| 2015 | 1 | 1 |
| 2016 | 0 | 3 |
| 2017 | 2 | 4 |
| 2018 | 1 | 4 |
| 2019 | 4 | 3 |
| 2020 | 0 | 3 |
| 2021 | 2 | 0 |
| 2022 | 2 | 1 |
| 2023 | 1 | 0 |
| 2024 | 0 | 2 |
| 2025 | 1 | 2 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Pool solar power generator616US 9,847,749 B2Masimo Semiconductor, Inc. · 2017
- Motorized diverter valve103US 4,398,562 ARichdel, Inc. · 1983
- Solar energy heat transfer system62US 3,991,742 ABurke Industries, Inc. · 1976
- Heating system for bathing unit51US 7,619,181 B2Gecko Alliance Group Inc. · 2009
- Pool and spa heating and cooling48US 4,621,613 A1986