F01L 2009/4096
Relating to sticking duration
Official title: {relating to sticking duration}
F01L2009/4096 (Relating to sticking duration) appears on 5 US grants and 2 published applications in this corpus.
Search patents in F01L- Granted patents
- 5
- Published applications
- 2
- Assignees
- 5
- Inventors
- 6
- Latest grant
- 31 Aug 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Methods and systems for unsticking engine poppet valves31 Aug 2021US 11,105,291 B1Ford Global Technologies, LLC
- System and method for preventing sticking of continuous variable valve timing locking-pin10 Jan 2017US 9,540,967 B2Hyundai Motor Company
- Method for controlling an electromechanical actuator drive9 Dec 2003US 6,661,636 B2Siemens Aktiengesellschaft
- Method for identifying misfirings in a piston internal combustion engine30 Jul 2002US 6,425,355 B1FEV Motorentechnik GmbH
- Method for detecting valve play in a cylinder valve actuated by an electromagnetic actuator10 Nov 1998US 5,832,955 AFEV Motorentechnik GmbH
Most cited
By later US patents
- Method for detecting valve play in a cylinder valve actuated by an electromagnetic actuator4US 5,832,955 AFEV Motorentechnik GmbH · 1998
- Method for identifying misfirings in a piston internal combustion engine4US 6,425,355 B1FEV Motorentechnik GmbH · 2002
- Method for controlling an electromechanical actuator drive2US 6,661,636 B2Siemens Aktiengesellschaft · 2003
- Methods and systems for unsticking engine poppet valves1US 11,105,291 B1Ford Global Technologies, LLC · 2021