F25B 2333/003
The generator or boiler is heated by combustion gas
Official title: the generator or boiler is heated by combustion gas
F25B2333/003 (The generator or boiler is heated by combustion gas) appears on 60 US grants and 21 published applications in this corpus.
Search patents in F25B- Granted patents
- 60
- Published applications
- 21
- Assignees
- 35
- Inventors
- 127
- Latest grant
- 30 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 6 | 0 |
| 1999 | 3 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 1 |
| 2002 | 6 | 1 |
| 2003 | 3 | 2 |
| 2004 | 2 | 5 |
| 2005 | 2 | 4 |
| 2006 | 4 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 3 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 2 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 2 |
| 2022 | 0 | 0 |
| 2023 | 2 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Absorption chiller system with a transport membrane heat exchanger30 Sep 2025US 12,429,254 B2Scuderi Group, LLC
- Heat pump and method of operating heat pump to control power to boiler based on expected efficiency of heat pump29 Aug 2023US 11,739,993 B2LG Electronics Inc.
- Heat pump and method for controlling operation of boiler based on temperature of fluid11 Apr 2023US 11,624,532 B2LG Electronics Inc.
- Absorption refrigeration protective controller15 Nov 2011US 8,056,360 B2
- Absorption refrigerator flame arrestor system25 Jan 2011US 7,874,178 B2Dometic Corporation
- Absorption chiller system with a transport membrane heat exchanger23 Apr 2026US 2026/0110462 A1Scuderi Group, LLC
- Absorption chiller system with a transport membrane heat exchanger30 Jan 2025US 2025/0035345 A1Scuderi Group, LLC
- Absorption chiller system with a transport membrane heat exchanger22 Feb 2024US 2024/0060690 A1Scuderi Group, LLC
- Heat pump and method of operating heat pump26 Aug 2021US 2021/0262708 A1LG Electronics Inc.
- Heat pump and method of operating heat pump26 Aug 2021US 2021/0262709 A1LG Electronics Inc.
Most cited
By later US patents
- Heat engine55US 7,062,913 B2The Ohio State University · 2006
- Microturbine direct fired absorption chiller39US 6,745,574 B1Elliott Energy Systems, Inc. · 2004
- Absorption chiller-heater30US 6,978,633 B2Yazaki Corporation · 2005
- Capillary fluted tube mass and heat transfer devices and methods of use26US 5,617,737 AThe Ohio State University Research Foundation · 1997
- Sorption heat pump24US 4,596,122 AJoh. Vaillant GmbH · 1986