F02D 13/0211
The change of valve timing is caused by the change in valve
Official title: {the change of valve timing is caused by the change in valve lift, i.e. both valve lift and timing are functionally related}
F02D13/0211 (The change of valve timing is caused by the change in valve) appears on 124 US grants and 113 published applications in this corpus.
Search patents in F02D- Granted patents
- 124
- Published applications
- 113
- Assignees
- 50
- Inventors
- 243
- Latest grant
- 19 Sep 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 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 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 1 |
| 2002 | 2 | 4 |
| 2003 | 2 | 2 |
| 2004 | 4 | 8 |
| 2005 | 8 | 8 |
| 2006 | 7 | 7 |
| 2007 | 8 | 12 |
| 2008 | 5 | 7 |
| 2009 | 5 | 3 |
| 2010 | 5 | 7 |
| 2011 | 5 | 4 |
| 2012 | 7 | 4 |
| 2013 | 2 | 1 |
| 2014 | 3 | 2 |
| 2015 | 3 | 7 |
| 2016 | 1 | 0 |
| 2017 | 4 | 10 |
| 2018 | 9 | 11 |
| 2019 | 15 | 10 |
| 2020 | 3 | 3 |
| 2021 | 4 | 1 |
| 2022 | 3 | 1 |
| 2023 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Control method and control system for continuously variable valve lift mechanism and vehicle19 Sep 2023US 11,761,360 B2Great Wall Motor Company Limited
- Multi-mode valve lift17 Jan 2023US 11,555,423 B2Eaton Intelligent Power Limited
- Systems and methods for cam profile switch (CPS) assembly22 Nov 2022US 11,506,090 B1Ford Global Technologies, LLC
- Internal combustion engine16 Aug 2022US 11,415,066 B1Mazda Motor Corporation
- Method for operating a reciprocating internal combustion engine5 Jul 2022US 11,378,020 B2Daimler AG
- Internal combustion engine18 Aug 2022US 2022/0260024 A1Mazda Motor Corporation
- Multi-Mode Valve Lift11 Mar 2021US 2021/0071594 A1Eaton Intelligent Power Limited
- Finger follower for lobe switching and single source lost motion11 Jun 2020US 2020/0182107 A1Jacobs Vehicle Systems, Inc.
- Control method and control system for continuously variable valve lift mechanism and vehicle26 Mar 2020US 2020/0095909 A1Great Wall Motor Company Limited
- Dynamic charge compression ignition engine with multiple aftertreatment systems19 Mar 2020US 2020/0088151 A1Tula Technology, Inc.
Most cited
By later US patents
- System and method for auto-ignition of gasoline internal combustion engine62US 6,386,177 B2Nissan Motor Co., Ltd. · 2002
- Control system for internal combustion engine55US 5,022,357 AIsuzu Motors Limited · 1991
- Variable valve timing arrangement for internal combustion engine54US 5,080,055 ANissan Motor Co., Ltd. · 1992
- Cylinder cutoff control apparatus of internal combustion engine51US 7,146,966 B2Hitachi, Ltd. · 2006
- Internal combustion engine with variably actuated valves49US 5,839,400 AC. R. F. Societa Consortile per Azioni · 1998