F02B 29/0425
Air cooled heat exchangers
Official title: {Air cooled heat exchangers}
F02B29/0425 (Air cooled heat exchangers) appears on 331 US grants and 319 published applications in this corpus.
Search patents in F02B- Granted patents
- 331
- Published applications
- 319
- Assignees
- 132
- Inventors
- 752
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 7 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 7 | 0 |
| 2001 | 10 | 3 |
| 2002 | 7 | 8 |
| 2003 | 9 | 16 |
| 2004 | 13 | 11 |
| 2005 | 8 | 11 |
| 2006 | 16 | 18 |
| 2007 | 8 | 21 |
| 2008 | 18 | 30 |
| 2009 | 9 | 12 |
| 2010 | 12 | 18 |
| 2011 | 13 | 13 |
| 2012 | 12 | 11 |
| 2013 | 12 | 8 |
| 2014 | 8 | 23 |
| 2015 | 17 | 11 |
| 2016 | 14 | 11 |
| 2017 | 7 | 18 |
| 2018 | 15 | 11 |
| 2019 | 13 | 15 |
| 2020 | 14 | 9 |
| 2021 | 13 | 9 |
| 2022 | 10 | 4 |
| 2023 | 5 | 6 |
| 2024 | 8 | 6 |
| 2025 | 6 | 8 |
| 2026 | 3 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Air cooling systems for snowmobiles1 Sep 2026US 12,723,538 B2Arctic Cat Inc.
- Fuel bypass system for gaseous-fueled engine12 May 2026US 12,624,655 B2Generac Power Systems, Inc.
- Diesel engine24 Mar 2026US 12,584,438 B2Yanmar Holdings Co., Ltd.
- Internal combustion engine powered system, charge air cooler assembly, and method of cooling charge air30 Dec 2025US 12,510,016 B2Cummins Inc.
- Off-road vehicle7 Oct 2025US 12,435,660 B2Kawasaki Motors, Ltd.
- Diesel engine2 Jul 2026US 2026/0185477 A1Yanmar Holdings Co., Ltd.
- Internal combustion engine powered system, charge air cooler assembly, and method of cooling charge air14 May 2026US 2026/0132736 A1Cummins Inc.
- All-Terrain Vehicle7 May 2026US 2026/0125132 A1Zhejiang CFMOTO Power Co., Ltd.
- All-Terrain Vehicle7 May 2026US 2026/0126024 A1Zhejiang CFMOTO Power Co., Ltd.
- Exhaust Systems for Snowmobiles1 Jan 2026US 2026/0001395 A1Arctic Cat Inc.
Most cited
By later US patents
- Turbocharged engine after cooling system and method182US 4,010,613 AThe Garrett Corporation · 1977
- Cooling system for a vehicle having an internal-combustion engine99US 5,215,044 ABehr GmbH & Co. · 1993
- Internal combustion engine95US 6,338,245 B12002
- Cooling system for work vehicle72US 6,129,056 ACase Corporation · 2000
- Internal combustion engine having a supercharger and means for cooling charged air65US 4,236,492 AKlockner-Humboldt-Deutz Aktiengesellschaft · 1980