F02D 13/0276
Actuation of an additional valve for a special application
Official title: {Actuation of an additional valve for a special application, e.g. for decompression, exhaust gas recirculation or cylinder scavenging}
F02D13/0276 (Actuation of an additional valve for a special application) appears on 192 US grants and 167 published applications in this corpus.
Search patents in F02D- Granted patents
- 192
- Published applications
- 167
- Assignees
- 95
- Inventors
- 385
- Latest grant
- 14 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 1 |
| 2002 | 3 | 2 |
| 2003 | 5 | 8 |
| 2004 | 9 | 13 |
| 2005 | 12 | 3 |
| 2006 | 6 | 5 |
| 2007 | 2 | 8 |
| 2008 | 9 | 13 |
| 2009 | 8 | 8 |
| 2010 | 3 | 3 |
| 2011 | 7 | 5 |
| 2012 | 2 | 10 |
| 2013 | 4 | 8 |
| 2014 | 4 | 9 |
| 2015 | 6 | 8 |
| 2016 | 10 | 11 |
| 2017 | 8 | 7 |
| 2018 | 11 | 9 |
| 2019 | 7 | 13 |
| 2020 | 14 | 10 |
| 2021 | 9 | 3 |
| 2022 | 4 | 2 |
| 2023 | 3 | 1 |
| 2024 | 2 | 1 |
| 2025 | 5 | 6 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fuel reforming system for vehicle with engine mounted thereon14 Apr 2026US 12,601,318 B2Mazda Motor Corporation
- Engine brake system for an internal combustion engine2 Dec 2025US 12,486,807 B1GM Global Technology Operations LLC
- Variable exhaust control system11 Nov 2025US 12,467,399 B2
- Engine brake method for operating a vehicle with a turbocharged internal combustion engine and associated vehicle19 Aug 2025US 12,392,298 B2Volvo Truck Corporation
- System and method for actuating engine valves including a recompression relief valve event8 Apr 2025US 12,270,322 B1Jacobs Vehicle Systems, Inc.
- Engine brake system for an internal combustion engine4 Dec 2025US 2025/0369398 A1GM Global Technology Operations LLC
- Fuel reforming system21 Aug 2025US 2025/0264076 A1Mazda Motor Corporation
- Fuel reforming system for vehicle21 Aug 2025US 2025/0264077 A1Mazda Motor Corporation
- Fuel reforming system for vehicle with engine mounted thereon21 Aug 2025US 2025/0264079 A1Mazda Motor Corporation
- System and method for actuating engine valves including a recompression relief valve event10 Apr 2025US 2025/0116213 A1Jacobs Vehicle Systems, Inc.
Most cited
By later US patents
- Premixed charge compression ignition engine with optimal combustion control196US 6,276,334 B1Cummins Engine Company, Inc. · 2001
- Exhaust gas recirculation system for a turbocharged engine84US 6,347,619 B1Deere & Company · 2002
- Internal combustion engine with stratified charge56US 3,976,039 ARegie Nationale des Usines Renault · 1976
- Dual intake valve type internal combustion engine55US 4,285,310 AToyota Jidosha Kogyo Kabushiki Kaisha · 1981
- Auto-ignition timing control and calibration method52US 7,076,360 B12006