F23N 5/24
Preventing development of abnormal or undesired conditions, i.e. safety arrangements
Official title: Preventing development of abnormal or undesired conditions, i.e. safety arrangements (F23N5/02 - F23N5/18 take precedence)
F23N5/24 (Preventing development of abnormal or undesired conditions, i.e. safety arrangements) appears on 971 US grants and 981 published applications in this corpus.
Search patents in F23N- Granted patents
- 971
- Published applications
- 981
- Assignees
- 485
- Inventors
- 2,106
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 13 | 0 |
| 1977 | 8 | 0 |
| 1978 | 15 | 0 |
| 1979 | 7 | 0 |
| 1980 | 12 | 0 |
| 1981 | 11 | 0 |
| 1982 | 6 | 0 |
| 1983 | 15 | 0 |
| 1984 | 4 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 7 | 0 |
| 1988 | 5 | 0 |
| 1989 | 14 | 0 |
| 1990 | 14 | 0 |
| 1991 | 17 | 0 |
| 1992 | 9 | 0 |
| 1993 | 16 | 0 |
| 1994 | 14 | 0 |
| 1995 | 15 | 0 |
| 1996 | 21 | 0 |
| 1997 | 9 | 0 |
| 1998 | 10 | 0 |
| 1999 | 16 | 0 |
| 2000 | 8 | 0 |
| 2001 | 5 | 5 |
| 2002 | 17 | 19 |
| 2003 | 20 | 15 |
| 2004 | 17 | 32 |
| 2005 | 15 | 27 |
| 2006 | 18 | 33 |
| 2007 | 17 | 34 |
| 2008 | 11 | 30 |
| 2009 | 16 | 28 |
| 2010 | 20 | 54 |
| 2011 | 10 | 53 |
| 2012 | 25 | 47 |
| 2013 | 32 | 37 |
| 2014 | 31 | 46 |
| 2015 | 32 | 51 |
| 2016 | 36 | 61 |
| 2017 | 50 | 45 |
| 2018 | 37 | 46 |
| 2019 | 48 | 50 |
| 2020 | 30 | 48 |
| 2021 | 46 | 44 |
| 2022 | 37 | 43 |
| 2023 | 36 | 44 |
| 2024 | 35 | 44 |
| 2025 | 35 | 25 |
| 2026 | 23 | 20 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Method of starting a burner device and heating device having a burner device1 Sep 2026US 12,723,757 B2Truma Geraetetechnik GmbH & Co. KG
- Systems and methods for operation of a flexible fuel combustor25 Aug 2026US 12,716,589 B28 Rivers Capital, LLC
- Flaring optimization responsive to wind conditions28 Jul 2026US 12,693,011 B2Schlumberger Technology Corporation
- Systems and methods for fuel selection for combustion devices7 Jul 2026US 12,674,577 B2Rheem Manufacturing Company
- Flare for mine gas combustion operations16 Jun 2026US 12,655,972 B1
- Furnace combustion gas sensing and control systems and methods1 Oct 2026US 2026/0298468 A1
- System and method for flashback arrest and flame temperature reduction for hydrogen-based fuels1 Oct 2026US 2026/0298469 A1Georgia Tech Research Corporation
- Hydrogen gas burner10 Sep 2026US 2026/0266459 A1Amf Den Boer B.V.
- Device for producing a hydrogen - gaseous hydrocarbon mixture3 Sep 2026US 2026/0258948 A1Suntec Industries France
- Plant and method for operating plant27 Aug 2026US 2026/0251301 A1Mitsubishi Heavy Industries, Ltd.
Most cited
By later US patents
- Integrated appliance control system186US 6,059,195 ATridelta Industries, Inc. · 2000
- Self-diagnostic flame rectification sensing circuit and method therefor123US 5,506,569 ATexas Instruments Incorporated · 1996
- Integrated furnace control and control self test122US 4,872,828 AHamilton Standard Controls, Inc. · 1989
- Gas heater with alarm system91US 5,807,098 ADESA International, Inc. · 1998
- Combination carbon monoxide sensor and combustion heating device shut-off system86US 5,838,243 A1998