F23M 9/08
Helical or twisted baffles or deflectors
F23M9/08 (Helical or twisted baffles or deflectors) appears on 21 US grants and 22 published applications in this corpus.
Search patents in F23M- Granted patents
- 21
- Published applications
- 22
- Assignees
- 21
- Inventors
- 50
- Latest grant
- 8 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 1 | 2 |
| 2009 | 0 | 3 |
| 2010 | 0 | 0 |
| 2011 | 2 | 0 |
| 2012 | 1 | 3 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 5 |
| 2016 | 0 | 0 |
| 2017 | 0 | 1 |
| 2018 | 2 | 1 |
| 2019 | 0 | 1 |
| 2020 | 1 | 0 |
| 2021 | 1 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Systems for water heater baffles on recreational vehicles8 Jul 2025US 12,352,439 B2Haier US Appliance Solutions, Inc.
- Immersion-type burner heater and molten-metal holding furnace1 Jun 2021US 11,020,796 B2Tounetsu Co., Ltd.
- Radiant heat insert3 Nov 2020US 10,823,396 B2PSNergy, LLC
- Apparatus and methods for treating and/or utilizing a gaseous medium11 Dec 2018US 10,151,488 B2Dürr Systems AG
- Radiant heat insert24 Jul 2018US 10,030,867 B2PSNergy, LLC
- Rapid mixing systems and methods for fuel burners3 Jul 2025US 2025/0216071 A1Mesodyne Inc.
- Systems for water heater baffles on recreational vehicles7 Mar 2024US 2024/0077203 A1Haier US Appliance Solutions, Inc.
- Immersion-Type Burner Heater and Molten-Metal Holding Furnace22 Aug 2019US 2019/0255605 A1Tounetsu Co., Ltd.
- Radiant Heat Insert20 Sep 2018US 2018/0266675 A1PSNergy, LLC
- Heating system with adjustable louver16 Nov 2017US 2017/0328598 A9Detroit Radiant Products Company
Most cited
By later US patents
- Three phased combustion system40US 7,896,645 B2Universal Cleanair Technologies, Inc · 2011
- Submersible chamber water heater32US 4,790,268 AA. O. Smith Corporation · 1988
- Space heating appliance24US 4,869,230 AAmbi-Rad Limited · 1989
- Submersible chamber water heater23US 4,742,800 AA. O. Smith Corporation · 1988
- Apparatus and method for a gas turbine entrainment system18US 8,015,821 B2Spytek Aerospace Corporation · 2011