F02D 9/1045
For sealing of the flow in closed flap position
Official title: {for sealing of the flow in closed flap position, e.g. the housing forming a valve seat}
F02D9/1045 (For sealing of the flow in closed flap position) appears on 78 US grants and 70 published applications in this corpus.
Search patents in F02D- Granted patents
- 78
- Published applications
- 70
- Assignees
- 60
- Inventors
- 196
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 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 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 4 |
| 2004 | 3 | 3 |
| 2005 | 1 | 9 |
| 2006 | 7 | 4 |
| 2007 | 6 | 4 |
| 2008 | 4 | 6 |
| 2009 | 2 | 7 |
| 2010 | 3 | 0 |
| 2011 | 3 | 3 |
| 2012 | 1 | 5 |
| 2013 | 1 | 0 |
| 2014 | 1 | 0 |
| 2015 | 2 | 1 |
| 2016 | 0 | 1 |
| 2017 | 3 | 4 |
| 2018 | 4 | 3 |
| 2019 | 2 | 5 |
| 2020 | 6 | 3 |
| 2021 | 3 | 5 |
| 2022 | 2 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 1 |
| 2025 | 1 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sealing arrangement9 Jun 2026US 12,650,173 B1Vitesco Technologies GmbH
- Exhaust brake valve30 Dec 2025US 12,510,032 B2Power Packer North America, Inc.
- Control flap for controlled exhaust gas recirculation and method for its production1 Aug 2023US 11,713,736 B2Umfotec GmbH
- Exhaust valve for a motor vehicle7 Jun 2022US 11,352,987 B2Faurecia Systemes D'Echappement
- Rotary control valve having minimized internal fluid leak rate when closed7 Jun 2022US 11,353,115 B2Vector Horizon Technology, LLC
- Sealing arrangement11 Jun 2026US 2026/0160339 A1Vitesco Technologies GmbH
- Exhaust brake valve21 Nov 2024US 2024/0384690 A1Power Packer North America, Inc.
- Control flap for controlled exhaust gas recirculation and method for its production7 Oct 2021US 2021/0310449 A1Umfotec GmbH
- Rotary Control Valve Having Minimized Internal Fluid Leak Rate When Closed7 Oct 2021US 2021/0310563 A1Vector Horizon Technology, LLC
- Exhaust valve device for vehicle19 Aug 2021US 2021/0254561 A1Mikuni Corporation
Most cited
By later US patents
- Throttle device41US 5,669,350 AFilterwerk Mann & Hummel GmbH · 1997
- Rotary diesel electric EGR valve35US 5,531,205 ASiemens Electric Limited · 1996
- Clamshell throttle valve assembly34US 5,979,871 AFord Motor Company · 1999
- Low-leakage air valve for variable air intake system26US 6,135,418 AEaton Corporation · 2000
- Modified butterfly valve and assembly25US 6,698,717 B1Honeywell International Inc. · 2004