F02P 19/028
The glow plug being combined with or used as a sensor
Official title: {the glow plug being combined with or used as a sensor}
F02P19/028 (The glow plug being combined with or used as a sensor) appears on 93 US grants and 103 published applications in this corpus.
Search patents in F02P- Granted patents
- 93
- Published applications
- 103
- Assignees
- 46
- Inventors
- 217
- Latest grant
- 28 Mar 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 5 | 2 |
| 2002 | 4 | 3 |
| 2003 | 7 | 2 |
| 2004 | 0 | 3 |
| 2005 | 4 | 6 |
| 2006 | 2 | 6 |
| 2007 | 8 | 14 |
| 2008 | 5 | 5 |
| 2009 | 2 | 5 |
| 2010 | 7 | 6 |
| 2011 | 1 | 11 |
| 2012 | 3 | 3 |
| 2013 | 11 | 7 |
| 2014 | 2 | 6 |
| 2015 | 3 | 9 |
| 2016 | 3 | 4 |
| 2017 | 7 | 1 |
| 2018 | 4 | 4 |
| 2019 | 3 | 3 |
| 2020 | 2 | 0 |
| 2021 | 1 | 1 |
| 2022 | 2 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 2 |
By publication year. Applications have been published since 2001.
Recent patents
- Attachment structure of glow plug with combustion pressure sensor and glow plug with combustion pressure sensor28 Mar 2023US 11,614,232 B2Denso Corporation
- Method for transmitting data from a sensor to a receiver5 Apr 2022US 11,293,397 B2Volkswagen Aktiengesellschaft
- Method for regulating the temperature of a glow plug15 Mar 2022US 11,274,647 B2BorgWarner Ludwigsburg GmbH
- Gated ionization current supply voltage7 Dec 2021US 11,193,432 B2Cummins Inc.
- Autonomous operation of electronically controlled internal combustion engines on a variety of fuels and/or other variabilities using ion current and/or other combustion sensors15 Sep 2020US 10,774,773 B2Wayne State University
- Four-wire electric heating and ignition device capable of temperature measurement5 Dec 2024US 2024/0401806 A1Chongqing Le-Mark Technology Co
- Hot surface combustion-supporting system of engine26 Sep 2024US 2024/0318618 A1Chongqing Le-Mark Technology Co
- Method for transmitting data from a sensor to a receiver24 Jun 2021US 2021/0190028 A1Volkswagen Aktiengesellschaft
- Gated ionization current supply voltage31 Oct 2019US 2019/0331042 A1Cummins Inc.
- Attachment structure of glow plug with combustion pressure sensor and glow plug with combustion pressure sensor5 Sep 2019US 2019/0271468 A1Denso Corporation
Most cited
By later US patents
- Glow plug having a combustion pressure sensor35US 6,539,787 B1Denso Corporation · 2003
- Device for monitoring the combustion process in internal combustion engines30US 6,668,630 B1Robert Bosch GmbH · 2003
- Gas turbine engine29US 6,247,300 B1Honda Giken Kogyo Kabushiki Kaisha · 2001
- Glow plug with ion sensing electrode26US 5,922,229 ADenso Corporation · 1999
- Glow plug with built-in combustion pressure sensor and manufacturing method thereof22US 6,979,801 B2Ngk Spark Plug Co., Ltd. · 2005