F02M 26/28
With liquid-cooled heat exchangers
Official title: with liquid-cooled heat exchangers
F02M26/28 (With liquid-cooled heat exchangers) appears on 540 US grants and 613 published applications in this corpus.
Search patents in F02M- Granted patents
- 540
- Published applications
- 613
- Assignees
- 182
- Inventors
- 1,337
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 11 | 0 |
| 2001 | 16 | 9 |
| 2002 | 15 | 19 |
| 2003 | 20 | 18 |
| 2004 | 17 | 16 |
| 2005 | 13 | 18 |
| 2006 | 17 | 23 |
| 2007 | 23 | 31 |
| 2008 | 14 | 35 |
| 2009 | 12 | 29 |
| 2010 | 20 | 22 |
| 2011 | 27 | 36 |
| 2012 | 19 | 24 |
| 2013 | 16 | 32 |
| 2014 | 21 | 40 |
| 2015 | 26 | 49 |
| 2016 | 34 | 38 |
| 2017 | 39 | 32 |
| 2018 | 45 | 41 |
| 2019 | 32 | 31 |
| 2020 | 27 | 25 |
| 2021 | 23 | 16 |
| 2022 | 10 | 7 |
| 2023 | 11 | 12 |
| 2024 | 9 | 5 |
| 2025 | 2 | 4 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- High flow high efficiency EGR cooler21 Jul 2026US 12,687,142 B2Woodward, Inc.
- Low-pressure EGR system with condensate management5 Aug 2025US 12,378,934 B2EControls, LLC
- Engine device10 Jun 2025US 12,326,125 B2Yanmar Holdings Co., Ltd.
- System and method for management of multiple exhaust gas recirculation coolers19 Nov 2024US 12,146,457 B2Innio Waukesha Gas Engines Inc.
- Semi-closed cycle fault tolerant control system and method in an exhaust system29 Oct 2024US 12,129,818 B1Caterpillar Inc.
- Exhaust gas recirculation system, engine system, control method of exhaust gas recirculation system, and control program1 Oct 2026US 2026/0298182 A1Yanmar Holdings Co., Ltd.
- Low-pressure egr system with condensate management20 Nov 2025US 2025/0354531 A1EControls, LLC
- Exhaust gas recirculation device and exhaust gas recirculation method for internal combustion engine26 Jun 2025US 2025/0207547 A1Toyota Jidosha Kabushiki Kaisha
- Thermal management system and vehicle having same30 Jan 2025US 2025/0035029 A1BYD Company Limited
- High Flow High Efficiency EGR Cooler30 Jan 2025US 2025/0035074 A1Woodward, Inc.
Most cited
By later US patents
- Turbocharging systems for internal combustion engines208US 5,771,868 ATurbodyne Systems, Inc. · 1998
- Turbocharging systems for internal combustion engines197US 6,062,026 ATurbodyne Systems, Inc. · 2000
- Premixed charge compression ignition engine with optimal combustion control152US 6,230,683 B1Cummins Engine Company, Inc. · 2001
- Premixed charge compression ignition engine with optimal combustion control139US 6,286,482 B1Cummins Engine Company, Inc. · 2001
- HCCI engine intake/exhaust systems for fast inlet temperature and pressure control with intake pressure boosting117US 6,675,579 B1Ford Global Technologies, LLC · 2004