Y10T 137/7832
Plural valves biased closed
Y10T137/7832 (Plural valves biased closed) appears on 37 US grants and 14 published applications in this corpus.
Search patents in Y10T- Granted patents
- 37
- Published applications
- 14
- Assignees
- 27
- Inventors
- 53
- Latest grant
- 2 Apr 2019
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 1 | 2 |
| 2006 | 2 | 0 |
| 2007 | 0 | 2 |
| 2008 | 0 | 0 |
| 2009 | 2 | 0 |
| 2010 | 0 | 3 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 2 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 1 |
| 2016 | 3 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 2 |
| 2019 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Stacked disk check valve2 Apr 2019US 10,247,318 B2The Boeing Company
- Stacked disk check valve22 Jan 2019US 10,184,579 B2The Boeing Company
- Remotely-actuated dual-pressure relief valve9 Aug 2016US 9,410,633 B2Industrias Marrucci Ltda
- Three-way solenoid valve2 Aug 2016US 9,404,600 B2Fujikoki Corporation
- Differential pressure valve with parallel biasing springs and method for reducing spring surge29 Mar 2016US 9,297,373 B2Nuovo Pignone S.p.A.
- Stacked Disk Check Valve8 Feb 2018US 2018/0038497 A1The Boeing Company
- Stacked Disk Check Valve8 Feb 2018US 2018/0038498 A1The Boeing Company
- Remotely-Actuated Dual-Pressure Relief Valve25 Feb 2016US 2016/0053906 A1Industrias Marrucci Ltda
- Three-way solenoid valve31 Dec 2015US 2015/0377377 A1Fujikoki Corporation
- Differential pressure valve with parallel biasing springs and method for reducing spring surge16 Jan 2014US 2014/0014190 A1Nuovo Pignone S.p.A.
Most cited
By later US patents
- Surge prevention device42US 6,901,962 B2Allied Healthcare Products, Inc. · 2005
- Nonsurgical intraurethral bladder control device38US 5,512,032 AHK Medical Technologies Incorporated · 1996
- Valve device for controlling liquid flow28US 4,648,421 ALiquipak International, Inc. · 1987
- Differential pressure valve with parallel biasing springs and method for reducing spring surge27US 9,297,373 B2Nuovo Pignone S.p.A. · 2016
- Nonsurgical intraurethral bladder control device26US 5,437,604 AHK Medical Technologies Incorporated · 1995