F23N 1/027
Using mechanical means
Official title: {using mechanical means}
F23N1/027 (Using mechanical means) appears on 109 US grants and 68 published applications in this corpus.
Search patents in F23N- Granted patents
- 109
- Published applications
- 68
- Assignees
- 79
- Inventors
- 208
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 3 | 0 |
| 1981 | 4 | 0 |
| 1982 | 1 | 0 |
| 1983 | 4 | 0 |
| 1984 | 6 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 6 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 1 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 0 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 2 |
| 2002 | 1 | 0 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 4 |
| 2009 | 2 | 1 |
| 2010 | 0 | 0 |
| 2011 | 2 | 3 |
| 2012 | 0 | 1 |
| 2013 | 2 | 1 |
| 2014 | 1 | 3 |
| 2015 | 0 | 6 |
| 2016 | 4 | 1 |
| 2017 | 2 | 5 |
| 2018 | 2 | 4 |
| 2019 | 8 | 6 |
| 2020 | 1 | 8 |
| 2021 | 8 | 6 |
| 2022 | 2 | 5 |
| 2023 | 5 | 1 |
| 2024 | 2 | 4 |
| 2025 | 3 | 1 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Anti-backflow premixing device and fuel gas water heater3 Mar 2026US 12,565,992 B2Guangdong Vanward New Electric Co., Ltd
- Variable orifice restriction device13 Jan 2026US 12,523,374 B2The Marley Company
- Dual venturi7 Oct 2025US 12,435,874 B2Kyungdong Navien Co., Ltd.
- Surface stabilized fully premixed gas premix burner for burning hydrogen gas, and method for starting such burner20 May 2025US 12,305,856 B2Bekaert Combustion Technology B.V.
- Modular burner and furnace including this burner11 Feb 2025US 12,222,103 B2Eratec
- Venturi for boiler2 Jul 2026US 2026/0185704 A1Kyungdong Navien Co., Ltd.
- Premixer and gas device2 Jul 2026US 2026/0185709 A1Guangdong Midea Kitchen and Bath Appliances Mfg. Co., Ltd.
- Variable orifice restriction device30 Apr 2026US 2026/0117972 A1The Marley Company
- Fuel injection assembly having partial direct injectors19 Jun 2025US 2025/0198620 A1GE Infrastructure Technology LLC
- Dual venturi6 Jun 2024US 2024/0183534 A1Kyungdong Navien Co., Ltd.
Most cited
By later US patents
- Apparatus for modulating the flow of air and fuel to a gas burner90US 5,520,533 AHoneywell Inc. · 1996
- Modulating gas valve furnace control method82US 5,860,411 ACarrier Corporation · 1999
- Gas/air ratio control apparatus for a temperature control loop for gas appliances53US 5,630,408 ARanco Incorporated of Delaware · 1997
- Dual regulator direct-fired steam generator50US 6,135,063 A2000
- High velocity burner, system and method42US 5,263,849 AHauck Manufacturing Company · 1993