F02M 19/122
Damping elements
Official title: {Damping elements (pneumatic or hydraulic means for increasing idling speed F02M3/062)}
F02M19/122 (Damping elements) appears on 22 US grants and 6 published applications in this corpus.
Search patents in F02M- Granted patents
- 22
- Published applications
- 6
- Assignees
- 19
- Inventors
- 26
- Latest grant
- 9 Nov 2021
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 5 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 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 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 1 |
| 2016 | 2 | 0 |
| 2017 | 0 | 1 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
| 2021 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Vehicle-mounted apparatus having biasing structure using coil spring9 Nov 2021US 11,168,755 B2Hitachi Astemo, Ltd.
- Throttle valve device23 Aug 2016US 9,422,891 B2Zama Japan Kabushiki Kaisha
- Valve apparatus12 Jul 2016US 9,388,911 B2NEC Corporation
- Throttle valve device27 May 2014US 8,733,730 B2Zama Japan Kabushiki Kaisha
- Control system for choke valve of carburetor20 Apr 2004US 6,722,638 B2Honda Giken Kogyo Kabushiki Kaisha
- Vehicle-mounted apparatus having biasing structure using coil spring11 Jun 2020US 2020/0182322 A1Hitachi Automotive Systems, Ltd.
- Throttle valve device11 May 2017US 2017/0130679 A1Zama Japan Kabushiki Kaisha
- Throttle valve device15 Jan 2015US 2015/0014873 A1Zama Japan Kabushiki Kaisha
- Valve apparatus28 Aug 2014US 2014/0239213 A1NEC Corporation
- Throttle valve device16 Aug 2012US 2012/0205566 A1Zama Japan Kabushiki Kaisha
Most cited
By later US patents
- Throttle control dash pot15US 4,256,293 ATom McGuane Industries, Inc. · 1981
- Engine governor eddy-current damper mechanism and method15US 4,793,309 AOnan Corporation · 1988
- Engine governor friction damper and method15US 4,836,167 AOnan Corporation · 1989
- Control system for choke valve of carburetor13US 6,722,638 B2Honda Giken Kogyo Kabushiki Kaisha · 2004
- Throttle linkage system in an automobile provided with an internal combustion engine12US 4,355,611 AToyota Jidosha Kogyo Kabushiki Kaisha · 1982