F02M 26/65
Constructional details of egr valves
Official title: Constructional details of EGR valves
F02M26/65 (Constructional details of egr valves) appears on 908 US grants and 780 published applications in this corpus.
Search patents in F02M- Granted patents
- 908
- Published applications
- 780
- Assignees
- 265
- Inventors
- 1,584
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 15 | 0 |
| 1978 | 13 | 0 |
| 1979 | 11 | 0 |
| 1980 | 9 | 0 |
| 1981 | 8 | 0 |
| 1982 | 9 | 0 |
| 1983 | 5 | 0 |
| 1984 | 5 | 0 |
| 1985 | 5 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 6 | 0 |
| 1991 | 7 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 3 | 0 |
| 1995 | 5 | 0 |
| 1996 | 12 | 0 |
| 1997 | 16 | 0 |
| 1998 | 14 | 0 |
| 1999 | 22 | 0 |
| 2000 | 28 | 0 |
| 2001 | 40 | 17 |
| 2002 | 45 | 25 |
| 2003 | 30 | 33 |
| 2004 | 30 | 16 |
| 2005 | 26 | 36 |
| 2006 | 28 | 25 |
| 2007 | 24 | 33 |
| 2008 | 11 | 27 |
| 2009 | 18 | 26 |
| 2010 | 10 | 36 |
| 2011 | 19 | 32 |
| 2012 | 18 | 23 |
| 2013 | 20 | 46 |
| 2014 | 16 | 37 |
| 2015 | 33 | 64 |
| 2016 | 36 | 39 |
| 2017 | 44 | 44 |
| 2018 | 35 | 40 |
| 2019 | 40 | 41 |
| 2020 | 48 | 50 |
| 2021 | 38 | 28 |
| 2022 | 30 | 25 |
| 2023 | 20 | 18 |
| 2024 | 12 | 9 |
| 2025 | 13 | 5 |
| 2026 | 2 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Engine system components including catalytic coatings and related apparatuses, methods, systems, and techniques15 Sep 2026US 12,736,020 B2Cummins Inc.
- Engine system25 Aug 2026US 12,716,395 B2Volvo Truck Corporation
- Valve assembly and method16 Sep 2025US 12,416,361 B2G. W. Lisk Company, Inc.
- Exhaust gas recirculation valve assembly19 Aug 2025US 12,392,309 B2Power Packer North America, Inc.
- Evaluation system and method22 Jul 2025US 12,366,306 B2Transportation IP Holdings, LLC
- Egr valve for an internal combustion engine27 Aug 2026US 2026/0251109 A1Volvo Truck Corporation
- Exhaust gas recirculation circuit for improved particle filter regeneration20 Aug 2026US 2026/0243219 A1Volvo Truck Corporation
- Trap adapter for exhaust gas recirculation valve and exhaust gas recirculation valve including the same26 Mar 2026US 2026/0085648 A1Korens Global Co., Ltd.
- Shell type needle roller bearing19 Mar 2026US 2026/0078802 A1Ntn Corporation
- Engine system29 Jan 2026US 2026/0028951 A1Volvo Truck Corporation
Most cited
By later US patents
- Dual converter engine exhaust system for reducing hydrocarbon emissions137US 5,125,231 ACorning Incorporated · 1992
- Internal combustion engine with an exhaust gas recirculation system118US 5,740,786 AMercedes-Benz AG · 1998
- Diesel engine equipped for reducing harmful substances in its operation83US 5,517,976 AMTU Motoren- und Turbinen-Union Friedrichshafen GmbH · 1996
- Turbocharger and EGR system78US 6,263,672 B1BorgWarner Inc. · 2001
- Exhaust gas recirculation system for a compression ignition engine and a method of controlling exhaust gas recirculation in a compression ignition engine75US 5,520,161 AAlternative Fuel Sytems Inc. · 1996