F23D 14/62
Mixing devices
Official title: Mixing devices; Mixing tubes
F23D14/62 (Mixing devices) appears on 782 US grants and 802 published applications in this corpus.
Search patents in F23D- Granted patents
- 782
- Published applications
- 802
- Assignees
- 433
- Inventors
- 1,695
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 6 | 0 |
| 1978 | 9 | 0 |
| 1979 | 5 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 4 | 0 |
| 1984 | 5 | 0 |
| 1985 | 4 | 0 |
| 1986 | 13 | 0 |
| 1987 | 6 | 0 |
| 1988 | 6 | 0 |
| 1989 | 7 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 8 | 0 |
| 1995 | 10 | 0 |
| 1996 | 10 | 0 |
| 1997 | 15 | 0 |
| 1998 | 17 | 0 |
| 1999 | 16 | 0 |
| 2000 | 22 | 0 |
| 2001 | 12 | 4 |
| 2002 | 11 | 11 |
| 2003 | 13 | 12 |
| 2004 | 14 | 16 |
| 2005 | 8 | 18 |
| 2006 | 7 | 12 |
| 2007 | 4 | 12 |
| 2008 | 7 | 22 |
| 2009 | 4 | 25 |
| 2010 | 12 | 30 |
| 2011 | 15 | 39 |
| 2012 | 23 | 42 |
| 2013 | 31 | 40 |
| 2014 | 24 | 45 |
| 2015 | 25 | 49 |
| 2016 | 33 | 34 |
| 2017 | 44 | 42 |
| 2018 | 32 | 43 |
| 2019 | 45 | 45 |
| 2020 | 46 | 46 |
| 2021 | 28 | 33 |
| 2022 | 31 | 42 |
| 2023 | 44 | 45 |
| 2024 | 33 | 39 |
| 2025 | 23 | 32 |
| 2026 | 24 | 24 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Afterburners including methods of making and operating7 Jul 2026US 12,676,325 B2WATT Fuel Cell Corp.
- Burner, apparatus and method for the firing of ceramic articles16 Jun 2026US 12,656,062 B2Sacmi Forni & Filter S.P.A.
- Gas furnace with heat exchanger2 Jun 2026US 12,644,596 B2Daikin Comfort Technologies Manufacturing, L.P.
- Pilot fuel nozzle assembly with vented venturi2 Jun 2026US 12,644,604 B2General Electric Company
- Fuel-air mixing and flame stabilization device for a low emission burner with internal flue gas recirculation26 May 2026US 12,638,174 B2Honeywell International Inc.
- Premixing device and combustion device comprising same8 Oct 2026US 2026/0309326 A1Noritz Corporation
- Premixing apparatus1 Oct 2026US 2026/0298466 A1Rinnai Corporation
- Afterburners including methods of making and operating1 Oct 2026US 2026/0302276 A1WATT Fuel Cell Corp.
- Gas furnace with heat exchanger24 Sep 2026US 2026/0287170 A1Daikin Comfort Technologies Manufacturing, L.P.
- Premixer assembly and combustion device including the same24 Sep 2026US 2026/0287171 A1Noritz Corporation
Most cited
By later US patents
- Flarestack Coanda burners with self-adjusting slot at pressure outlet112US 4,073,613 AThe British Petroleum Company p.l.c. · 1978
- Atmospheric gas burner assembly78US 5,240,411 AMor-Flo Industries, Inc. · 1993
- Warm air furnace with premix burner78US 6,880,548 B2Honeywell International Inc. · 2005
- Gaseous fuel burner77US 7,934,926 B2DEKA Products Limited Partnership · 2011
- Arrangement for adjusting the gas supply and the control of an operating pressure to a gas cooking apparatus having a gas-radiation burner mounted below a cooking surface74US 6,076,517 ASchott Glas · 2000