F02M 63/0035
Poppet valves, i.e. having a mushroom-shaped valve member that moves perpendicularly to
Official title: {Poppet valves, i.e. having a mushroom-shaped valve member that moves perpendicularly to the plane of the valve seat}
F02M63/0035 (Poppet valves, i.e. having a mushroom-shaped valve member that moves perpendicularly to) appears on 78 US grants and 73 published applications in this corpus.
Search patents in F02M- Granted patents
- 78
- Published applications
- 73
- Assignees
- 44
- Inventors
- 164
- Latest grant
- 5 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 1 |
| 2002 | 3 | 1 |
| 2003 | 2 | 1 |
| 2004 | 4 | 6 |
| 2005 | 1 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 2 |
| 2008 | 1 | 1 |
| 2009 | 3 | 3 |
| 2010 | 2 | 3 |
| 2011 | 0 | 2 |
| 2012 | 1 | 4 |
| 2013 | 1 | 3 |
| 2014 | 1 | 2 |
| 2015 | 3 | 10 |
| 2016 | 6 | 3 |
| 2017 | 5 | 7 |
| 2018 | 6 | 6 |
| 2019 | 2 | 4 |
| 2020 | 6 | 4 |
| 2021 | 5 | 1 |
| 2022 | 5 | 0 |
| 2023 | 0 | 3 |
| 2024 | 3 | 2 |
| 2025 | 1 | 2 |
By publication year. Applications have been published since 2001.
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Most cited
By later US patents
- Piezoelectric controlled common rail injector with hydraulic amplification of piezoelectric stroke99US 5,779,149 ASiemens Automotive Corporation · 1998
- Fuel supply system for an internal combustion engine58US 6,345,608 B1Robert Bosch GmbH · 2002
- Apparatus and method for valve control56US 5,875,764 ASiemens Aktiengesellschaft · 1999
- Fuel delivery system of an internal combustion engine46US 6,253,734 B1Robert Bosch GmbH · 2001
- Valve for controlling fluids39US 6,142,443 ARobert Bosch GmbH · 2000