F24H 3/10
By plates
Official title: by plates
F24H3/10 (By plates) appears on 120 US grants and 72 published applications in this corpus.
Search patents in F24H- Granted patents
- 120
- Published applications
- 72
- Assignees
- 52
- Inventors
- 218
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 9 | 0 |
| 1995 | 7 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 4 | 1 |
| 2003 | 2 | 4 |
| 2004 | 3 | 1 |
| 2005 | 5 | 3 |
| 2006 | 2 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 3 |
| 2012 | 2 | 9 |
| 2013 | 0 | 4 |
| 2014 | 4 | 8 |
| 2015 | 1 | 1 |
| 2016 | 3 | 2 |
| 2017 | 3 | 2 |
| 2018 | 3 | 4 |
| 2019 | 3 | 2 |
| 2020 | 4 | 6 |
| 2021 | 2 | 5 |
| 2022 | 2 | 3 |
| 2023 | 3 | 4 |
| 2024 | 1 | 2 |
| 2025 | 5 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Gas furnace and air conditioner having the same5 May 2026US 12,618,559 B2LG Electronics Inc.
- Heat exchanger assembly and water heater comprising same18 Nov 2025US 12,474,129 B2
- Gas furnace and air conditioner having the same11 Nov 2025US 12,467,660 B2LG Electronics Inc.
- Gas furnace and air conditioner having the same4 Nov 2025US 12,460,837 B2LG Electronics Inc.
- Heat exchanger baffle assembly with horizontal gap26 Aug 2025US 12,398,921 B2Carrier Corporation
- Mobile air heater29 Jan 2026US 2026/0029161 A1Dometic Sweden AB
- An electrical fluid heater29 May 2025US 2025/0172319 A1Valeo Systemes Thermiques
- Dual output heat pumps20 Mar 2025US 2025/0093081 A1Green Matters Technologies Inc.
- Water vapor fireplace5 Dec 2024US 2024/0401815 A1Shenzhen Jerez Fireplace Co., Ltd.
- Air heating apparatus4 Jul 2024US 2024/0219071 A1Kyungdong Navien Co., Ltd.
Most cited
By later US patents
- Multi-phase modular comfort controlled heating system131US 4,337,893 AEnergy Savings Parhelion · 1982
- Low emission combustion system58US 5,848,887 ACarrier Corporation · 1998
- Plastic secondary heat exchanger apparatus for a high efficiency condensing furnace48US 5,178,124 ARheem Manufacturing Company · 1993
- Modulating furnace having improved low stage characteristics42US 6,283,115 B1Carrier Corporation · 2001
- Serpentine heat exchanger41US 4,982,785 AInter-City Products Corporation (USA) · 1991