F02M 26/69
Having two or more valve-closing members
Official title: having two or more valve-closing members
F02M26/69 (Having two or more valve-closing members) appears on 56 US grants and 42 published applications in this corpus.
Search patents in F02M- Granted patents
- 56
- Published applications
- 42
- Assignees
- 46
- Inventors
- 124
- Latest grant
- 14 Feb 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 9 | 2 |
| 2002 | 2 | 3 |
| 2003 | 3 | 2 |
| 2004 | 2 | 2 |
| 2005 | 3 | 4 |
| 2006 | 3 | 1 |
| 2007 | 0 | 2 |
| 2008 | 2 | 2 |
| 2009 | 1 | 2 |
| 2010 | 0 | 1 |
| 2011 | 2 | 4 |
| 2012 | 1 | 0 |
| 2013 | 1 | 5 |
| 2014 | 0 | 3 |
| 2015 | 2 | 4 |
| 2016 | 3 | 0 |
| 2017 | 3 | 2 |
| 2018 | 1 | 1 |
| 2019 | 2 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 1 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Valve14 Feb 2023US 11,578,804 B2Vitesco Technologies GmbH
- Vaned valve for exhaust gas recirculation line13 Sep 2022US 11,441,521 B2Volvo Truck Corporation
- Dual element engine gas valve1 Jun 2021US 11,022,079 B1Deere & Company
- Apparatus and method for exhaust gas recirculation29 Oct 2019US 10,458,370 B2Bayerische Motoren Werke Aktiengesellschaft
- Valve unit including a mechanical coupler22 Jan 2019US 10,184,566 B2Bosal Emission Control Systems NV
- Valve4 Nov 2021US 2021/0341062 A1Vitesco Technologies GmbH
- Vaned valve for exhaust gas recirculation line4 Jun 2020US 2020/0173400 A1Volvo Truck Corporation
- Apparatus and Method for Exhaust Gas Recirculation13 Sep 2018US 2018/0258887 A1Bayerische Motoren Werke Aktiengesellschaft
- Exhaust gas recirculation valve, thawing system of exhaust gas recirculation valve, and engine16 Mar 2017US 2017/0074216 A1Komatsu Ltd.
- Valve unit including a mechanical coupler16 Mar 2017US 2017/0074407 A1Bosal Emission Control Systems NV
Most cited
By later US patents
- High flow gas force balanced EGR valve33US 6,247,461 B1Delphi Technologies, Inc. · 2001
- Exhaust gas recirculation device31US 6,293,266 B1A. Kayser Automotive Systems GmbH · 2001
- Exhaust gas recirculation system28US 4,350,013 ANissan Motor Co., Ltd. · 1982
- Balanced flow EGR control apparatus23US 6,006,732 ANavistar International Transportation Corp. · 1999
- Exhaust gas recirculation valve assembly21US 4,725,040 AGeneral Motors Corporation · 1988