F02P 5/1525
With means for compensating the variation of the characteristics of the pinking
Official title: {with means for compensating the variation of the characteristics of the pinking sensor or of the electrical means, e.g. by ageing (when variation of characteristics results only from incorrect functioning F02P5/1526)}
F02P5/1525 (With means for compensating the variation of the characteristics of the pinking) appears on 37 US grants and 12 published applications in this corpus.
Search patents in F02P- Granted patents
- 37
- Published applications
- 12
- Assignees
- 19
- Inventors
- 91
- Latest grant
- 11 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 1 |
| 2003 | 0 | 1 |
| 2004 | 3 | 1 |
| 2005 | 1 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 2 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 1 | 0 |
| 2016 | 0 | 1 |
| 2017 | 1 | 1 |
| 2018 | 1 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 0 | 0 |
| 2023 | 0 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for operating an internal combustion engine, in particular of a motor vehicle11 Feb 2025US 12,221,946 B2Bayerische Motoren Werke Aktiengesellschaft
- Method and system for determining engine knock background noise levels25 Aug 2020US 10,753,290 B2Ford Global Technologies, LLC
- Method for pre-ignition control6 Nov 2018US 10,119,515 B2Ford Global Technologies, LLC
- Method for pre-ignition control10 Jan 2017US 9,541,014 B2Ford Global Technologies, LLC
- Control apparatus of internal combustion engine15 Dec 2015US 9,212,647 B2Mitsubishi Electric Corporation
- Method for operating an internal combustion engine, in particular of a motor vehicle1 Aug 2024US 2024/0254955 A1Bayerische Motoren Werke Aktiengesellschaft
- Method and system for determining engine knock background noise levels2 Apr 2020US 2020/0102897 A1Ford Global Technologies, LLC
- Method for pre-ignition control23 Mar 2017US 2017/0082081 A1Ford Global Technologies, LLC
- Method for pre-ignition control26 May 2016US 2016/0146127 A1Ford Global Technologies, LLC
- Control apparatus of internal combustion engine1 May 2014US 2014/0116383 A1Mitsubishi Electric Corporation
Most cited
By later US patents
- Method, computer program, and control system for operating a motor vehicle having an internal combustion engine33US 6,751,543 B2Robert Bosch GmbH · 2004
- Method for adaptively controlling knocking of a gasoline direct fuel injection internal combustion engine, and a corresponding device30US 6,789,527 B2Robert Bosch GmbH · 2004
- Ignition onset sensor for internal combustion engines26US 4,397,283 ARobert Bosch GmbH · 1983
- Apparatus for controlling an internal combustion engine23US 5,115,778 AStresswave Technology Limited · 1992
- Method of preventing preignition for an internal combustion engine21US 6,883,497 B2General Motors Corporation · 2005