F01L 2013/0089
With means for delaying valve closing
Official title: {with means for delaying valve closing}
F01L2013/0089 (With means for delaying valve closing) appears on 63 US grants and 60 published applications in this corpus.
Search patents in F01L- Granted patents
- 63
- Published applications
- 60
- Assignees
- 40
- Inventors
- 174
- Latest grant
- 8 Apr 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 1 |
| 2002 | 4 | 2 |
| 2003 | 1 | 6 |
| 2004 | 3 | 4 |
| 2005 | 4 | 4 |
| 2006 | 2 | 4 |
| 2007 | 4 | 0 |
| 2008 | 1 | 1 |
| 2009 | 0 | 5 |
| 2010 | 0 | 4 |
| 2011 | 2 | 5 |
| 2012 | 6 | 5 |
| 2013 | 3 | 1 |
| 2014 | 3 | 5 |
| 2015 | 5 | 1 |
| 2016 | 1 | 1 |
| 2017 | 2 | 2 |
| 2018 | 0 | 1 |
| 2019 | 1 | 2 |
| 2020 | 2 | 0 |
| 2021 | 0 | 0 |
| 2022 | 2 | 2 |
| 2023 | 0 | 1 |
| 2024 | 1 | 1 |
| 2025 | 1 | 2 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- System and method for actuating engine valves including a recompression relief valve event8 Apr 2025US 12,270,322 B1Jacobs Vehicle Systems, Inc.
- Latch assembly and valvetrain comprising same31 Dec 2024US 12,180,865 B2Eaton Intelligent Power Limited
- Variable valve driving mechanism of engine, and engine1 Nov 2022US 11,486,273 B2Weichai Power Co., Ltd.
- Reciprocating-piston machine11 Oct 2022US 11,466,596 B2AVL List GmbH
- Rocker arm assembly for engine brake2 Jun 2020US 10,669,901 B2Eaton Intelligent Power Limited
- Rocker system with stopper arrangement on cam side5 Jun 2025US 2025/0179944 A1Eaton Intelligent Power Limited
- System and method for actuating engine valves including a recompression relief valve event10 Apr 2025US 2025/0116213 A1Jacobs Vehicle Systems, Inc.
- Latch Assembly and Valvetrain Comprising Same21 Mar 2024US 2024/0093622 A1Eaton Intelligent Power Limited
- Two-step valve closing rocker assembly16 Mar 2023US 2023/0081789 A1
- Valve train with hydraulic delay element for an internal combustion engine16 Jun 2022US 2022/0186637 A1
Most cited
By later US patents
- Vehicle operating method and system115US 6,223,846 B12001
- Method for a throttle-free load control of an internal combustion engine by means of variably controllable cylinder valves56US 5,743,221 AFEV Motorentechnik GmbH · 1998
- Piston-type internal combustion engine52US 4,033,304 A1977
- Control system and control method for diesel engine47US 6,209,516 B1Mitsubishi Jidosha Kogyo Kabushiki Kaisha · 2001
- Method and apparatus for flexibly regulating internal combustion engine valve flow38US 6,772,742 B2International Engine Intellectual Property Company, LLC · 2004