F02B 29/0437
Liquid cooled heat exchangers
Official title: {Liquid cooled heat exchangers}
F02B29/0437 (Liquid cooled heat exchangers) appears on 523 US grants and 525 published applications in this corpus.
Search patents in F02B- Granted patents
- 523
- Published applications
- 525
- Assignees
- 210
- Inventors
- 1,241
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 4 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 6 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 6 | 0 |
| 1997 | 3 | 0 |
| 1998 | 8 | 0 |
| 1999 | 7 | 0 |
| 2000 | 6 | 0 |
| 2001 | 14 | 3 |
| 2002 | 10 | 10 |
| 2003 | 8 | 16 |
| 2004 | 17 | 15 |
| 2005 | 9 | 16 |
| 2006 | 11 | 23 |
| 2007 | 13 | 16 |
| 2008 | 12 | 24 |
| 2009 | 9 | 20 |
| 2010 | 20 | 23 |
| 2011 | 14 | 22 |
| 2012 | 14 | 24 |
| 2013 | 15 | 25 |
| 2014 | 22 | 37 |
| 2015 | 24 | 41 |
| 2016 | 34 | 39 |
| 2017 | 24 | 32 |
| 2018 | 38 | 29 |
| 2019 | 23 | 33 |
| 2020 | 38 | 24 |
| 2021 | 21 | 12 |
| 2022 | 11 | 8 |
| 2023 | 15 | 16 |
| 2024 | 13 | 9 |
| 2025 | 5 | 5 |
| 2026 | 3 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Off-road vehicle16 Jun 2026US 12,655,786 B2Kawasaki Motors, Ltd.
- Cooling system for a motor vehicle, and motor vehicle20 Jan 2026US 12,528,334 B2Bayerische Motoren Werke Aktiengesellschaft
- Coolant system bypass for engine6 Jan 2026US 12,516,622 B1Caterpillar Inc.
- Multi-core heat recovery charge cooler23 Sep 2025US 12,421,888 B2Cummins Inc.
- Work vehicle compression ignition power system with intake heat exchanger19 Aug 2025US 12,392,276 B2Deere & Company
- Engine24 Sep 2026US 2026/0286882 A1Yanmar Holdings Co., Ltd.
- All-Terrain Vehicle7 May 2026US 2026/0125132 A1Zhejiang CFMOTO Power Co., Ltd.
- All-Terrain Vehicle7 May 2026US 2026/0126024 A1Zhejiang CFMOTO Power Co., Ltd.
- Low-pressure egr system with condensate management20 Nov 2025US 2025/0354531 A1EControls, LLC
- Cooling system for hybrid vehicle19 Jun 2025US 2025/0196578 A1
Most cited
By later US patents
- Method and apparatus for cooling the inlet air of gas turbine and internal combustion engine prime movers106US 5,790,972 A1998
- Cooling system103US 4,317,439 AThe Garrett Corporation · 1982
- Circulation apparatus for coolant in vehicle91US 6,357,541 B1General Motors Corporation · 2002
- System and method for cooling a combustion gas charge86US 7,721,543 B2Southwest Research Institute · 2010
- Compound cycle rotary engine85US 7,753,036 B2United Technologies Corporation · 2010