F02M 26/05
High pressure loops, i.e. wherein recirculated exhaust gas is taken out from
Official title: High pressure loops, i.e. wherein recirculated exhaust gas is taken out from the exhaust system upstream of the turbine and reintroduced into the intake system downstream of the compressor
F02M26/05 (High pressure loops, i.e. wherein recirculated exhaust gas is taken out from) appears on 1,756 US grants and 1,833 published applications in this corpus.
Search patents in F02M- Granted patents
- 1,756
- Published applications
- 1,833
- Assignees
- 304
- Inventors
- 3,025
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 1 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 5 | 0 |
| 1998 | 6 | 0 |
| 1999 | 15 | 0 |
| 2000 | 35 | 0 |
| 2001 | 40 | 16 |
| 2002 | 57 | 49 |
| 2003 | 48 | 66 |
| 2004 | 61 | 62 |
| 2005 | 62 | 69 |
| 2006 | 68 | 79 |
| 2007 | 63 | 80 |
| 2008 | 63 | 103 |
| 2009 | 45 | 99 |
| 2010 | 60 | 97 |
| 2011 | 76 | 134 |
| 2012 | 85 | 109 |
| 2013 | 82 | 105 |
| 2014 | 98 | 161 |
| 2015 | 118 | 117 |
| 2016 | 128 | 113 |
| 2017 | 92 | 61 |
| 2018 | 96 | 71 |
| 2019 | 80 | 66 |
| 2020 | 68 | 50 |
| 2021 | 56 | 40 |
| 2022 | 42 | 37 |
| 2023 | 43 | 17 |
| 2024 | 16 | 8 |
| 2025 | 9 | 17 |
| 2026 | 6 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multi-barrel exhaust gas recirculation mixer6 Oct 2026US 12,753,732 B2Woodward, Inc.
- Engine system25 Aug 2026US 12,716,395 B2Volvo Truck Corporation
- Method for starting a power system14 Jul 2026US 12,680,522 B2Volvo Truck Corporation
- Engine system3 Mar 2026US 12,565,869 B2Mazda Motor Corporation
- Exhaust pipe, method for optimizing and designing exhaust pipe, and engine17 Feb 2026US 12,553,374 B2Weichai Power Co., Ltd.
- Exhaust gas recirculation circuit for improved particle filter regeneration20 Aug 2026US 2026/0243219 A1Volvo Truck Corporation
- Egr system for rotary engine13 Aug 2026US 2026/0235067 A1Mazda Motor Corporation
- Method of operating a hybrid ammonia-diesel compression ignition propulsion system and/or power generation system and controlling the power output and emissions thereof14 May 2026US 2026/0132750 A1Analytical Engineering, Inc.
- Engine system, fuel vaporization system, and method for vaporizing a secondary liquid fuel7 May 2026US 2026/0126022 A1Cummins Power Generation Inc.
- Exhaust gas recirculation system23 Apr 2026US 2026/0110282 A1Kabushiki Kaisha Toyota Jidoshokki
Most cited
By later US patents
- Control system for exhaust gas recovery system in an internal combustion engine151US 5,771,867 ACaterpillar Inc. · 1998
- Low pressure EGR system for diesel engines149US 6,301,887 B1Engelhard Corporation · 2001
- Combustion engine having exhaust gas recirculation137US 6,742,506 B1Saab Automobile AB · 2004
- Multiple operating mode engine and method of operation134US 6,561,157 B2Cummins Inc. · 2003
- Optimized lambda and compression temperature control for compression ignition engines133US 6,273,076 B1Servojet Products International · 2001