F24D 2220/06
Heat exchangers
F24D2220/06 (Heat exchangers) appears on 70 US grants and 108 published applications in this corpus.
Search patents in F24D- Granted patents
- 70
- Published applications
- 108
- Assignees
- 72
- Inventors
- 200
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 5 |
| 2010 | 2 | 10 |
| 2011 | 2 | 6 |
| 2012 | 4 | 3 |
| 2013 | 1 | 5 |
| 2014 | 2 | 7 |
| 2015 | 5 | 6 |
| 2016 | 2 | 2 |
| 2017 | 2 | 4 |
| 2018 | 7 | 8 |
| 2019 | 2 | 5 |
| 2020 | 5 | 10 |
| 2021 | 8 | 8 |
| 2022 | 4 | 8 |
| 2023 | 6 | 6 |
| 2024 | 9 | 5 |
| 2025 | 4 | 4 |
| 2026 | 3 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Ceiling-mounted radiating elements28 Jul 2026US 12,693,034 B2Kermi GmbH
- Multi-tank storage type gas water heater31 Mar 2026US 12,590,709 B2
- System for producing heat for domestic hot water or central heating3 Feb 2026US 12,540,737 B2Daikin Europe N.V.
- Energy efficient enclosure temperature regulation system30 Dec 2025US 12,510,256 B2Ceres Greenhouse Solutions LLC
- Modulation systems and methods for instantaneous hot water applications22 Jul 2025US 12,366,380 B2The Marley Company
- Energy efficient enclosure temperature regulation system17 Sep 2026US 2026/0276213 A1Ceres Greenhouse Solutions LLC
- Heating Circuit and Degassing Device17 Sep 2026US 2026/0276214 A1Viessmann Holding International GmbH
- Heating device4 Jun 2026US 2026/0153287 A1SOKOTHERM GmbH
- Waste-heat recirculating system, method of installation and method of use thereof30 Apr 2026US 2026/0117989 A1Highland Heat Harvesters Ltd
- Integrated thermal management system29 Jan 2026US 2026/0029134 A1
Most cited
By later US patents
- System and method for controlling temperature and humidity132US 6,199,388 B1Semco LLC · 2001
- Hybrid water heating system18US 8,037,931 B22011
- System and method for controlling hydronic systems having multiple sources and multiple loads12US 7,848,853 B2Solarlogic, LLC · 2010
- System and method for controlling hydronic systems having multiple sources and multiple loads10US 8,126,595 B2Solarlogic, LLC · 2012
- System and method for controlling hydronic systems having multiple sources and multiple loads8US 8,041,461 B2Solarlogic, LLC · 2011