F24D 17/0063
Solar energy and conventional heaters
Official title: {solar energy and conventional heaters}
F24D17/0063 (Solar energy and conventional heaters) appears on 79 US grants and 77 published applications in this corpus.
Search patents in F24D- Granted patents
- 79
- Published applications
- 77
- Assignees
- 47
- Inventors
- 160
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 3 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 6 | 0 |
| 1983 | 5 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 3 |
| 2011 | 0 | 5 |
| 2012 | 0 | 7 |
| 2013 | 0 | 2 |
| 2014 | 0 | 3 |
| 2015 | 1 | 5 |
| 2016 | 2 | 6 |
| 2017 | 3 | 5 |
| 2018 | 5 | 6 |
| 2019 | 3 | 1 |
| 2020 | 2 | 4 |
| 2021 | 2 | 6 |
| 2022 | 2 | 2 |
| 2023 | 3 | 5 |
| 2024 | 8 | 8 |
| 2025 | 4 | 1 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Storage water heater equipped with at least one auxiliary heater and a circulator29 Sep 2026US 12,747,869 B2
- Water heating system13 Jan 2026US 12,523,379 B2
- Solar heating for refrigeration and fluid heating devices2 Dec 2025US 12,486,990 B2Lema S.R.L.
- System, apparatus and method for efficient use of solar photovoltaic energy1 Jul 2025US 12,345,424 B2Rheem Australia Pty Limited
- Retrofit hot water heat pump25 Feb 2025US 12,235,019 B2Lunar Energy, Inc.
- Heating system4 Jun 2026US 2026/0153266 A1Intellihot, Inc.
- System, Apparatus and Method for Efficient Use of Solar Photovoltaic Energy30 Apr 2026US 2026/0117991 A1Rheem Australia Pty Limited
- Solar heating systems and methods for providing demand response assistance to electric heat pumps and water heaters19 Mar 2026US 2026/0078912 A1Duke Energy Corporation
- Systems and methods for providing an emergency supply of water within a dwelling26 Feb 2026US 2026/0055931 A1
- Stratified hot water insulated tube storage system integrated into building interstitial space30 Oct 2025US 2025/0334276 A1
Most cited
By later US patents
- Water heater and storage tank67US 6,119,682 A2000
- Photovoltaic solar water heating system53US 5,293,447 AThe United States of America as represented by the Secretary of Commerce · 1994
- Solar energy augmented water heating system50US 4,052,000 A1977
- Self-supporting active solar energy system31US 4,147,157 A1979
- Storage reservoirs for liquids heatable by solar energy27US 4,253,446 AVama Vertrieb von Anlagen und Maschinen GmbH & Co. KG · 1981