F24H 1/124
Using fluid fuel
Official title: {using fluid fuel}
F24H1/124 (Using fluid fuel) appears on 94 US grants and 122 published applications in this corpus.
Search patents in F24H- Granted patents
- 94
- Published applications
- 122
- Assignees
- 66
- Inventors
- 205
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 0 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 0 | 3 |
| 2011 | 0 | 2 |
| 2012 | 3 | 4 |
| 2013 | 2 | 7 |
| 2014 | 2 | 10 |
| 2015 | 4 | 11 |
| 2016 | 5 | 4 |
| 2017 | 7 | 7 |
| 2018 | 8 | 11 |
| 2019 | 6 | 3 |
| 2020 | 8 | 15 |
| 2021 | 5 | 10 |
| 2022 | 16 | 9 |
| 2023 | 7 | 8 |
| 2024 | 5 | 3 |
| 2025 | 4 | 3 |
| 2026 | 2 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Water heater device with TRIAC and method of use19 May 2026US 12,631,370 B2
- Gas heating system for a parts washing machine, and to the method of converting an electric parts washing machine to a gas parts washing machine10 Mar 2026US 12,569,889 B1The Alliance Manufacturing Company, Inc.
- Burner and applications thereof18 Nov 2025US 12,474,047 B2Dalian Institute of Chemical Physics, Chinese Academy of Sciences
- Combustion chamber and gas apparatus14 Oct 2025US 12,442,531 B2Midea Group Co., Ltd.
- Hot water apparatus23 Sep 2025US 12,422,167 B2Noritz Corporation
- Premixer assembly and combustion device including the same24 Sep 2026US 2026/0287171 A1Noritz Corporation
- Exhaust adapter27 Aug 2026US 2026/0251300 A1Rinnai Corporation
- Electric heater for heating a process fluid with a working fluid27 Aug 2026US 2026/0251348 A1Uop LLC
- Waterway structure and water heater6 Aug 2026US 2026/0227098 A1Junsky Appliances Limited
- Combustion chamber assembly25 Jun 2026US 2026/0177284 A1Kyungdong Navien Co., Ltd.
Most cited
By later US patents
- Water heating apparatus for continuous heated water flow and method for use in hydraulic fracturing42US 8,171,993 B2Heat On-the-Fly, LLC · 2012
- Apparatus and control method for a hybrid tankless water heater37US 8,498,523 B2Intellihot, Inc. · 2013
- Fuel efficient rapid response water heating module30US 4,993,402 ACarrier Corporation · 1991
- Water jacket assembly21US 6,470,836 B1Rheem Australia Pty Limited · 2002
- Control system methods for networked water heaters21US 8,271,143 B2Intellihot Green Technologies, Inc. · 2012