F23D 14/02
Premix gas burners, i.e. in which gaseous fuel is mixed with combustion
Official title: Premix gas burners, i.e. in which gaseous fuel is mixed with combustion air upstream of the combustion zone
F23D14/02 (Premix gas burners, i.e. in which gaseous fuel is mixed with combustion) appears on 1,444 US grants and 1,533 published applications in this corpus.
Search patents in F23D- Granted patents
- 1,444
- Published applications
- 1,533
- Assignees
- 641
- Inventors
- 2,745
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 8 | 0 |
| 1978 | 2 | 0 |
| 1979 | 9 | 0 |
| 1980 | 1 | 0 |
| 1981 | 7 | 0 |
| 1982 | 1 | 0 |
| 1983 | 8 | 0 |
| 1984 | 7 | 0 |
| 1985 | 3 | 0 |
| 1986 | 6 | 0 |
| 1987 | 6 | 0 |
| 1988 | 10 | 0 |
| 1989 | 9 | 0 |
| 1990 | 9 | 0 |
| 1991 | 9 | 0 |
| 1992 | 15 | 0 |
| 1993 | 13 | 0 |
| 1994 | 24 | 0 |
| 1995 | 34 | 0 |
| 1996 | 21 | 0 |
| 1997 | 25 | 0 |
| 1998 | 23 | 0 |
| 1999 | 37 | 0 |
| 2000 | 49 | 0 |
| 2001 | 31 | 8 |
| 2002 | 22 | 23 |
| 2003 | 20 | 40 |
| 2004 | 27 | 36 |
| 2005 | 31 | 37 |
| 2006 | 20 | 26 |
| 2007 | 7 | 30 |
| 2008 | 4 | 37 |
| 2009 | 16 | 39 |
| 2010 | 18 | 54 |
| 2011 | 27 | 52 |
| 2012 | 20 | 50 |
| 2013 | 30 | 64 |
| 2014 | 35 | 71 |
| 2015 | 62 | 80 |
| 2016 | 59 | 98 |
| 2017 | 59 | 84 |
| 2018 | 71 | 86 |
| 2019 | 90 | 97 |
| 2020 | 88 | 115 |
| 2021 | 74 | 68 |
| 2022 | 77 | 77 |
| 2023 | 60 | 76 |
| 2024 | 43 | 80 |
| 2025 | 65 | 66 |
| 2026 | 42 | 39 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Gas heater6 Oct 2026US 12,753,917 B2Baide Home (Xiamen) Outdoor Products Co., Ltd.
- Convection conveyor oven manifold and damper system22 Sep 2026US 12,742,546 B2The Middleby Corporation
- Gas burner assembly for a cooktop appliance8 Sep 2026US 12,729,850 B2Haier US Appliance Solutions, Inc.
- Flat top gas grills including cooking engines configured for optimum heat distribution1 Sep 2026US 12,721,475 B2
- Combustor1 Sep 2026US 12,723,751 B2Beckett Thermal Solutions
- Premixing device and combustion device comprising same8 Oct 2026US 2026/0309326 A1Noritz Corporation
- Multi-mode equipment set and use thereof1 Oct 2026US 2026/0298465 A1L Air Liquide, Societe Anonyme Pour L'Etude et L'Exploitation des Procedes Georges Claude
- Premixer assembly and combustion device including the same24 Sep 2026US 2026/0287171 A1Noritz Corporation
- Device and method for controlling a comburent-fuel mixture in a premixed gas burner17 Sep 2026US 2026/0276195 A1Bertelli & Partners S.R.L.
- Burner, apparatus and method for the firing of ceramic articles3 Sep 2026US 2026/0258943 A1
Most cited
By later US patents
- Swozzle based burner tube premixer including inlet air conditioner for low emissions combustion155US 6,438,961 B2General Electric Company · 2002
- Gas turbine ultra low NOx combustor149US 5,361,586 AWestinghouse Electric Corp. · 1994
- Gas turbine ultra low NOx combustor123US 5,713,206 AWestinghouse Electric Corp. · 1998
- Rich-lean combustion burner and combustion apparatus111US 9,228,742 B2Noritz Corporation · 2016
- Flush-mounted fireplace assembly109US 9,004,060 B2Innovative Hearth Products LLC · 2015