F01L 2009/4098
Relating to gap between armature shaft and valve stem end
Official title: {relating to gap between armature shaft and valve stem end}
F01L2009/4098 (Relating to gap between armature shaft and valve stem end) appears on 9 US grants and 6 published applications in this corpus.
Search patents in F01L- Granted patents
- 9
- Published applications
- 6
- Assignees
- 8
- Inventors
- 17
- Latest grant
- 15 Feb 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 1 |
| 2022 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Electrically activated valve actuator for an internal combustion engine15 Feb 2022US 11,248,503 B2Hedman Ericsson Patent AB
- Process for controlling an internal combustion engine20 Dec 2011US 8,082,092 B2MTU Friedrichshafen GmbH
- Electromechanical valve actuator beginning of stroke damper14 Aug 2007US 7,255,073 B2Visteon Global Technologies, Inc.
- Method of determining a clearance17 Oct 2006US 7,121,525 B2Johnson Controls Technology Company
- Method for controlling the final position of a gas exchange valve actuated by an electromagnetic actuator in an internal combustion piston engine6 Aug 2002US 6,427,651 B1FEV Motorentechnik GmbH
- Electrically activated valve actuator for an internal combustion engine12 Aug 2021US 2021/0246814 A1Hedman Ericsson Patent AB
- Process for controlling an internal combustion engine26 Mar 2009US 2009/0082944 A1MTU Friedrichshafen GmbH
- Electromechanical valve actuator beginning of stroke damper20 Sep 2007US 2007/0215077 A1Visteon Global Technologies, Inc.
- Method of determining a clearance8 Dec 2005US 2005/0269536 A1Johnson Controls Technology Company
- Electromechanical valve actuator beginning of stroke damper14 Apr 2005US 2005/0076865 A1Visteon Global Technologies, Inc.
Most cited
By later US patents
- Method of determining a clearance32US 7,121,525 B2Johnson Controls Technology Company · 2006
- Process for controlling an internal combustion engine31US 8,082,092 B2MTU Friedrichshafen GmbH · 2011
- Electromechanically actuated valve with soft landing and consistent seating force16US 5,645,019 AFord Global Technologies, LLC · 1997
- Method of measuring a valve play of an engine-cylinder valve operated by an electromagnetic actuator10US 5,711,259 AFEV Motorentechnik GmbH · 1998
- Engine valve assembly for an internal-combustion engine, including an electromagnetic actuator8US 6,247,432 B1FEV Motorentechnik GmbH · 2001