F02D 13/04
Using engine as brake
Official title: using engine as brake
F02D13/04 (Using engine as brake) appears on 500 US grants and 419 published applications in this corpus.
Search patents in F02D- Granted patents
- 500
- Published applications
- 419
- Assignees
- 139
- Inventors
- 809
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 6 | 0 |
| 1996 | 11 | 0 |
| 1997 | 12 | 0 |
| 1998 | 11 | 0 |
| 1999 | 12 | 0 |
| 2000 | 10 | 0 |
| 2001 | 19 | 1 |
| 2002 | 13 | 10 |
| 2003 | 14 | 18 |
| 2004 | 11 | 17 |
| 2005 | 16 | 20 |
| 2006 | 18 | 11 |
| 2007 | 15 | 13 |
| 2008 | 11 | 15 |
| 2009 | 10 | 8 |
| 2010 | 4 | 20 |
| 2011 | 15 | 15 |
| 2012 | 14 | 12 |
| 2013 | 12 | 22 |
| 2014 | 17 | 15 |
| 2015 | 13 | 13 |
| 2016 | 15 | 21 |
| 2017 | 13 | 33 |
| 2018 | 19 | 18 |
| 2019 | 21 | 24 |
| 2020 | 41 | 30 |
| 2021 | 21 | 25 |
| 2022 | 34 | 19 |
| 2023 | 19 | 16 |
| 2024 | 9 | 9 |
| 2025 | 13 | 10 |
| 2026 | 3 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Engine braking mode selection systems and methods16 Jun 2026US 12,655,806 B2Cummins Inc.
- Computer system and a computer-implemented method of controlling the temperature of a selective catalytic reduction system12 May 2026US 12,623,659 B2Volvo Truck Corporation
- Internal combustion engine arrangement10 Feb 2026US 12,546,247 B2Volvo Truck Corporation
- Engine brake system for an internal combustion engine2 Dec 2025US 12,486,807 B1GM Global Technology Operations LLC
- Engine brake method for operating a vehicle with a turbocharged internal combustion engine and associated vehicle19 Aug 2025US 12,392,298 B2Volvo Truck Corporation
- Method to shut down an internal combustion engine27 Aug 2026US 2026/0251095 A1Volvo Truck Corporation
- Method for controlling a motor brake of an internal combustion engine23 Jul 2026US 2026/0210304 A1ZF Friedrichshafen AG
- Systems and methods of engine braking using high pressure fuel pump14 May 2026US 2026/0132754 A1
- Engine, a method of operating an engine, and a controller12 Mar 2026US 2026/0071560 A1Cummins Inc.
- Method for controlling an engine compression braking mode of an engine arrangement11 Dec 2025US 2025/0376957 A1Volvo Truck Corporation
Most cited
By later US patents
- Vehicle braking control190US 7,930,087 B2Ford Global Technologies, LLC · 2011
- Control apparatus for variable-cylinder engine, and control apparatus for vehicle150US 6,629,024 B2Toyota Jidosha Kabushiki Kaisha · 2003
- Vehicle operating method and system115US 6,223,846 B12001
- Method of controlling reciprocating four-stroke internal combustion engines107US 4,700,684 AFEV Forschungsgesellschaft fur Energietechnik und Verbrennungsmotoren mbH · 1987
- Process and apparatus for compression release engine retarding producing two compression release events per cylinder per engine cycle103US 4,572,114 AThe Jacobs Manufacturing Company · 1986