F24D 11/0214
Water heating system
Official title: {water heating system}
F24D11/0214 (Water heating system) appears on 323 US grants and 288 published applications in this corpus.
Search patents in F24D- Granted patents
- 323
- Published applications
- 288
- Assignees
- 177
- Inventors
- 671
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 6 | 0 |
| 1978 | 5 | 0 |
| 1979 | 10 | 0 |
| 1980 | 16 | 0 |
| 1981 | 26 | 0 |
| 1982 | 13 | 0 |
| 1983 | 11 | 0 |
| 1984 | 9 | 0 |
| 1985 | 15 | 0 |
| 1986 | 3 | 0 |
| 1987 | 7 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 8 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 3 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 2 |
| 2003 | 0 | 1 |
| 2004 | 1 | 3 |
| 2005 | 1 | 1 |
| 2006 | 1 | 2 |
| 2007 | 0 | 3 |
| 2008 | 0 | 6 |
| 2009 | 1 | 7 |
| 2010 | 2 | 25 |
| 2011 | 1 | 18 |
| 2012 | 3 | 22 |
| 2013 | 3 | 22 |
| 2014 | 8 | 15 |
| 2015 | 17 | 18 |
| 2016 | 11 | 13 |
| 2017 | 17 | 11 |
| 2018 | 15 | 15 |
| 2019 | 10 | 11 |
| 2020 | 9 | 9 |
| 2021 | 12 | 8 |
| 2022 | 13 | 17 |
| 2023 | 7 | 8 |
| 2024 | 9 | 24 |
| 2025 | 12 | 19 |
| 2026 | 8 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cold climate heat pump system with energy storage11 Aug 2026US 12,704,328 B2Trane International Inc.
- System and method for providing domestic hot water and/or space heating within a building, and a removable cover of a storage vessel19 May 2026US 12,631,345 B2Mitsubishi Electric Corporation
- Methods and systems for modulating energy usage12 May 2026US 12,624,861 B2Octopus Energy Heating Limited
- Methods and systems and apparatus to support reduced energy and water usage31 Mar 2026US 12,590,713 B2Octopus Energy Heating Limited
- Temperature control system coupled with heat pump water heater24 Mar 2026US 12,584,641 B2Zhongshan Amitime Electric Co., Ltd.
- Method and installation for providing energy, particularly thermal, low-carbon energy, in at least one building or the like, and related system20 Aug 2026US 2026/0246281 A1Accenta
- Smart Fluid Heating Systems and Methods30 Jul 2026US 2026/0218917 A1Rheem Manufacturing Company
- System and method for energy storage30 Jul 2026US 2026/0218991 A1
- Water heater with multiple condensers7 May 2026US 2026/0126210 A1
- Solar heating systems and methods for providing demand response assistance to electric heat pumps and water heaters19 Mar 2026US 2026/0078912 A1Duke Energy Corporation
Most cited
By later US patents
- Residential heating, cooling and energy management system128US 4,909,041 AUHR Corporation · 1990
- Geothermal storage heating and cooling system91US 4,375,831 A1983
- Residential heating, cooling and energy management system89US 4,645,908 AUHR Corporation · 1987
- Solar powered electrical generating system81US 5,775,107 A1998
- Heat storage vessels for use with heat pumps and solar panels81US 5,941,238 A1999