F24D 19/1006
For water heating systems
Official title: {for water heating systems}
F24D19/1006 (For water heating systems) appears on 1,221 US grants and 1,528 published applications in this corpus.
Search patents in F24D- Granted patents
- 1,221
- Published applications
- 1,528
- Assignees
- 635
- Inventors
- 2,615
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 7 | 0 |
| 1979 | 10 | 0 |
| 1980 | 16 | 0 |
| 1981 | 14 | 0 |
| 1982 | 16 | 0 |
| 1983 | 13 | 0 |
| 1984 | 12 | 0 |
| 1985 | 19 | 0 |
| 1986 | 17 | 0 |
| 1987 | 16 | 0 |
| 1988 | 9 | 0 |
| 1989 | 7 | 0 |
| 1990 | 10 | 0 |
| 1991 | 6 | 0 |
| 1992 | 5 | 0 |
| 1993 | 7 | 0 |
| 1994 | 8 | 0 |
| 1995 | 7 | 0 |
| 1996 | 4 | 0 |
| 1997 | 8 | 0 |
| 1998 | 7 | 0 |
| 1999 | 6 | 0 |
| 2000 | 13 | 0 |
| 2001 | 4 | 1 |
| 2002 | 8 | 13 |
| 2003 | 4 | 2 |
| 2004 | 5 | 7 |
| 2005 | 3 | 13 |
| 2006 | 7 | 13 |
| 2007 | 2 | 22 |
| 2008 | 6 | 27 |
| 2009 | 9 | 41 |
| 2010 | 17 | 67 |
| 2011 | 14 | 89 |
| 2012 | 26 | 92 |
| 2013 | 32 | 73 |
| 2014 | 40 | 68 |
| 2015 | 56 | 95 |
| 2016 | 65 | 94 |
| 2017 | 62 | 53 |
| 2018 | 84 | 105 |
| 2019 | 63 | 70 |
| 2020 | 70 | 76 |
| 2021 | 70 | 75 |
| 2022 | 68 | 102 |
| 2023 | 66 | 79 |
| 2024 | 83 | 111 |
| 2025 | 65 | 84 |
| 2026 | 51 | 56 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Auxiliary system for a low-temperature thermal energy distribution network6 Oct 2026US 12,753,933 B2Apterix SA
- Storage water heater equipped with at least one auxiliary heater and a circulator29 Sep 2026US 12,747,869 B2
- Method for operating a temperature-controlled circulation system and temperature-controlled circulation system8 Sep 2026US 12,729,518 B2Ltz—Zentrum FüR Luft—Und Trinkwasserhygiene GmbH
- Heat pump and auxiliary heating with carbon reduction reset strategy8 Sep 2026US 12,729,871 B2Trane International Inc.
- Machine learning of heat pump system water usage patterns for optimized heat pump performance1 Sep 2026US 12,723,778 B2Bradford White Corporation
- Water heating system and device8 Oct 2026US 2026/0309340 A1Mixergy Limited
- Heating installation1 Oct 2026US 2026/0298483 A1Energy Machines ApS
- Systems and methods for integrating a water heating unit and a heat pump1 Oct 2026US 2026/0298484 A1
- Systems and methods for integrating a water heating unit and a heat pump1 Oct 2026US 2026/0298485 A1
- Device and method for controlling cooling and heating in home and system therefor1 Oct 2026US 2026/0298491 A1LG Electronics Inc.
Most cited
By later US patents
- Control for dual heating system including a heat pump and furnace171US 5,259,445 AThe Detroit Edison Company · 1993
- Automatic hot water supply apparatus152US 5,058,804 AMatsushita Electric Industrial Co., Ltd. · 1991
- Integrated controller pump146US 6,065,946 AServo Magnetics, Inc. · 2000
- Hot water supply system138US 4,896,658 AMatsushita Electric Industrial Co., Ltd. · 1990
- Multi-phase modular comfort controlled heating system131US 4,337,893 AEnergy Savings Parhelion · 1982