Y10S 251/902
Springs employed as valves
Y10S251/902 (Springs employed as valves) appears on 33 US grants and 8 published applications in this corpus.
Search patents in Y10S- Granted patents
- 33
- Published applications
- 8
- Assignees
- 24
- Inventors
- 62
- Latest grant
- 19 Jan 2010
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 2 |
| 2004 | 3 | 3 |
| 2005 | 2 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 2 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Compliant iris flow control system19 Jan 2010US 7,648,120 B1
- Filter device and parts thereof and a method for operating of the filter device14 Oct 2008US 7,435,347 B2Hydac Filtertechnik GmbH
- Compressor15 Jul 2008US 7,399,169 B2Sanden Corporation
- Compliant, ortho-planar, linear motion spring10 Jan 2006US 6,983,924 B2Brigham Young University
- Spring valve implemented flow control valves25 Oct 2005US 6,957,666 B2Cafe Engineering
- Filter device and parts thereof and a method for operation of the filter device28 Feb 2008US 2008/0047890 A1Hydac Filtertechnik GmbH
- Compressor13 Oct 2005US 2005/0226749 A1Sanden Corporation
- Spring valve implemented flow control valves30 Sep 2004US 2004/0187939 A1Cafe Engineering
- Check valve1 Apr 2004US 2004/0060593 A1Hewlett-Packard Development Company, L. P.
- Compliant, ortho-planar, linear motion spring5 Feb 2004US 2004/0021123 A1Brigham Young University
Most cited
By later US patents
- Pressure responsive valve catheter174US 5,267,979 AE-Z-EM, Inc. · 1993
- Temperature responsive line valve106US 4,778,104 AMemory Metals, Inc. · 1988
- Fluid coupling72US 6,382,593 B1Colder Products Company · 2002
- Heat responsive valve43US 4,549,717 ALeuven Research & Development · 1985
- Self-sealing bag valve41US 5,477,883 AThe Coca-Cola Company · 1995