Y10T 137/2597
Variable choke resistance
Y10T137/2597 (Variable choke resistance) appears on 36 US grants and 9 published applications in this corpus.
Search patents in Y10T- Granted patents
- 36
- Published applications
- 9
- Assignees
- 26
- Inventors
- 55
- Latest grant
- 5 Jul 2016
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 0 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 0 | 1 |
| 2012 | 0 | 2 |
| 2013 | 3 | 2 |
| 2014 | 1 | 2 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Flow control valve5 Jul 2016US 9,383,035 B2SKO FLO Industries, Inc.
- Energy-saving valve17 Mar 2015US 8,978,701 B2SMC Corporation
- Flow control valve with damping chamber4 Mar 2014US 8,662,097 B2Robert Bosch GmbH
- Choke assembly17 Dec 2013US 8,608,840 B2Cameron International Corporation
- Flow control valve25 Jun 2013US 8,469,053 B2SKO FLO Industries, Inc.
- Choke Assembly5 Jun 2014US 2014/0150881 A1Cameron International Corporation
- Flow control valve15 May 2014US 2014/0131598 A1SKO FLO Industries, Inc.
- Choke Assembly3 Oct 2013US 2013/0256216 A1Cameron International Corporation
- Energy-saving valve24 Jan 2013US 2013/0019958 A1SMC Corporation
- Flow control valve8 Nov 2012US 2012/0279585 A1SKO FLO Industires, Inc.
Most cited
By later US patents
- Device for regulating the differential pressure between two different pressure points of a fluid circuit21US 4,098,285 ABronzavia · 1978
- Demand responsive flow regulator valve13US 4,570,667 AGeneral Motors Corporation · 1986
- Flow control apparatus13US 4,768,540 AAtsugi Motor Parts Company, Limited · 1988
- Fluid-flow control valve13US 5,785,075 AUnisia Jecs Corporation · 1998
- Bypass-type differential pressure regulator12US 4,458,713 AWoodward Governor Company · 1984