F23D 14/28
In association with a gaseous fuel source
Official title: in association with a gaseous fuel source, e.g. acetylene generator, or a container for liquefied gas
F23D14/28 (In association with a gaseous fuel source) appears on 266 US grants and 207 published applications in this corpus.
Search patents in F23D- Granted patents
- 266
- Published applications
- 207
- Assignees
- 140
- Inventors
- 463
- Latest grant
- 10 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 3 | 0 |
| 1983 | 4 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 8 | 0 |
| 1989 | 7 | 0 |
| 1990 | 10 | 0 |
| 1991 | 4 | 0 |
| 1992 | 8 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 5 | 0 |
| 1996 | 8 | 0 |
| 1997 | 4 | 0 |
| 1998 | 16 | 0 |
| 1999 | 10 | 0 |
| 2000 | 8 | 0 |
| 2001 | 11 | 0 |
| 2002 | 7 | 7 |
| 2003 | 9 | 8 |
| 2004 | 5 | 10 |
| 2005 | 7 | 10 |
| 2006 | 4 | 10 |
| 2007 | 4 | 9 |
| 2008 | 1 | 10 |
| 2009 | 3 | 8 |
| 2010 | 4 | 9 |
| 2011 | 5 | 2 |
| 2012 | 3 | 9 |
| 2013 | 2 | 8 |
| 2014 | 5 | 8 |
| 2015 | 2 | 12 |
| 2016 | 11 | 16 |
| 2017 | 14 | 7 |
| 2018 | 12 | 8 |
| 2019 | 3 | 10 |
| 2020 | 9 | 14 |
| 2021 | 9 | 5 |
| 2022 | 8 | 8 |
| 2023 | 6 | 2 |
| 2024 | 7 | 8 |
| 2025 | 2 | 5 |
| 2026 | 2 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Decorative gas stove10 Feb 2026US 12,546,483 B2Shinerich Industrial Ltd.
- Portable heating systems3 Feb 2026US 12,538,968 B2Schawbel Technologies LLC
- Method and system for producing a fuel from biogas27 May 2025US 12,312,547 B2Iogen Corporation
- Method and system for producing a fuel from biogas4 Mar 2025US 12,241,036 B2Iogen Corporation
- Safety switch for use in gas combustor26 Nov 2024US 12,152,773 B2Roburn Company Ltd.
- Torch assembly27 Aug 2026US 2026/0251298 A1Worthington Torch, LLC
- Torch assembly27 Aug 2026US 2026/0251299 A1Worthington Torch, LLC
- A burner apparatus for a gas appliance, a gas appliance and a manufacturing method30 Jul 2026US 2026/0218897 A1Finsteam AB Oy
- Torch5 Mar 2026US 2026/0063293 A1
- Oxy-fuel welding and cutting system and method of operating the system4 Dec 2025US 2025/0367744 A1Messer Cutting Systems GmbH
Most cited
By later US patents
- Cordless hydrocarbon fuel heated hairdryer78US 5,857,262 AThe Schawbel Corporation · 1999
- Hot airstream generating device60US 4,726,767 ANakajima Dokosho Company Limited · 1988
- Lamp for dispensing volatile substances55US 6,033,212 A2000
- Fuel cell adapter system for combustion tools54US 6,796,478 B2Illinois Tool Works Inc. · 2004
- Apparatus for attracting insects45US 4,519,776 AArmatron International, Inc. · 1985