F23K 5/16
Safety devices
Official title: Safety devices (cleaning or purging devices, e.g. filters F23K5/18)
F23K5/16 (Safety devices) appears on 20 US grants and 27 published applications in this corpus.
Search patents in F23K- Granted patents
- 20
- Published applications
- 27
- Assignees
- 20
- Inventors
- 57
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 3 |
| 2008 | 1 | 2 |
| 2009 | 1 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 4 |
| 2013 | 0 | 0 |
| 2014 | 0 | 3 |
| 2015 | 0 | 0 |
| 2016 | 2 | 2 |
| 2017 | 1 | 1 |
| 2018 | 1 | 1 |
| 2019 | 0 | 1 |
| 2020 | 2 | 3 |
| 2021 | 1 | 0 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 1 | 2 |
| 2025 | 0 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Burner for liquid fuel and method for operating such burner15 Sep 2026US 12,736,216 B2Aduro A/S
- Torch system with predictive control of automatic fuel replenishment16 Apr 2024US 11,957,120 B2
- Distributed fuel modules with hydraulic flow circuit breakers and gaseous flow circuit breakers29 Mar 2022US 11,286,886 B2Hamilton Sundstrand Corporation
- Fire activated cooling fluid valve30 Mar 2021US 10,962,128 B2Hamilton Sundstrand Corporation
- Gas fixture safety cover22 Sep 2020US 10,781,930 B2
- Fireplace Flame-Extinguishing Method and Fireplace8 Jan 2026US 2026/0009542 A1Ningbo Richen Electrical Appliance Co., Ltd
- Burner for liquid fuel and method for operating such burner14 Mar 2024US 2024/0085017 A1Aduro A/S
- Torch system with predictive control of automatic fuel replenishment18 Jan 2024US 2024/0016140 A1
- Distributed fuel modules with hydraulic flow circuit breakers and gaseous flow circuit breakers15 Oct 2020US 2020/0326730 A1Hamilton Sundstrand Corporation
- Fuel treatment system, and fuel treatment method24 Sep 2020US 2020/0300466 A1Vhc Holding B.V.
Most cited
By later US patents
- Fuel vaporizer9US 6,109,912 AInternational Thermal Investments Ltd. · 2000
- Fuel vaporizer7US 5,759,024 AInternational Thermal Investments Ltd. · 1998
- Safety device for an oil burner6US 4,265,613 ADeutsche Babcock Aktiengesellschaft · 1981
- Device that prevents flareup in liquid fuel burners5US 5,662,468 A1997
- Cartridge-type oil tank construction4US 4,610,239 AToyotomi Kogyo Co., Ltd. · 1986