F24H 15/156
Reducing the quantity of energy consumed
Official title: Reducing the quantity of energy consumed; Increasing efficiency
F24H15/156 (Reducing the quantity of energy consumed) appears on 222 US grants and 293 published applications in this corpus.
Search patents in F24H- Granted patents
- 222
- Published applications
- 293
- Assignees
- 148
- Inventors
- 529
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 1 | 0 |
| 1986 | 5 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 1 |
| 2002 | 4 | 3 |
| 2003 | 2 | 6 |
| 2004 | 6 | 2 |
| 2005 | 3 | 4 |
| 2006 | 0 | 2 |
| 2007 | 3 | 8 |
| 2008 | 3 | 3 |
| 2009 | 1 | 9 |
| 2010 | 3 | 13 |
| 2011 | 4 | 8 |
| 2012 | 12 | 17 |
| 2013 | 12 | 19 |
| 2014 | 3 | 23 |
| 2015 | 11 | 13 |
| 2016 | 10 | 17 |
| 2017 | 14 | 15 |
| 2018 | 14 | 8 |
| 2019 | 13 | 13 |
| 2020 | 13 | 15 |
| 2021 | 5 | 15 |
| 2022 | 12 | 7 |
| 2023 | 10 | 13 |
| 2024 | 10 | 27 |
| 2025 | 15 | 16 |
| 2026 | 8 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electric fluid heater22 Sep 2026US 12,742,569 B2Digital Heat Ltd.
- Cold climate heat pump system with energy storage11 Aug 2026US 12,704,328 B2Trane International Inc.
- Furnace with improved efficiency controls14 Jul 2026US 12,680,729 B1Trane International Inc.
- System for communication, optimization and demand control for an appliance14 Jul 2026US 12,681,513 B2Resideo USA LLC
- Constant-temperature liquid supply apparatus7 Jul 2026US 12,673,396 B2Disco Corporation
- Economizer and boiler8 Oct 2026US 2026/0309323 A1Kurita Water Industries Ltd.
- Energy buffering using a heat pump8 Oct 2026US 2026/0309339 A1Mixergy Limited
- Furnace with improved efficiency controls8 Oct 2026US 2026/0309369 A1Trane International Inc.
- Electric heating device with open structure and power regulator24 Sep 2026US 2026/0287208 A1Emmesteel S.R.L.
- Method for controlling a supply fluid temperature of a heat pump of a floor heating system27 Aug 2026US 2026/0251319 A1
Most cited
By later US patents
- Integrated appliance control system186US 6,059,195 ATridelta Industries, Inc. · 2000
- Control system for a water heater150US 5,797,358 AAOS Holding Company · 1998
- Multi-phase modular comfort controlled heating system131US 4,337,893 AEnergy Savings Parhelion · 1982
- Heater control device and method to save energy92US 6,293,471 B12001
- Microprocessor controlled through-flow electric water heater90US 4,638,147 A1987