Y10S 137/906
Valves biased by fluid "springs"
Y10S137/906 (Valves biased by fluid "springs") appears on 88 US grants and 26 published applications in this corpus.
Search patents in Y10S- Granted patents
- 88
- Published applications
- 26
- Assignees
- 64
- Inventors
- 108
- Latest grant
- 9 Dec 2014
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 3 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 3 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 3 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 2 |
| 2003 | 3 | 2 |
| 2004 | 2 | 0 |
| 2005 | 2 | 3 |
| 2006 | 1 | 4 |
| 2007 | 5 | 5 |
| 2008 | 4 | 1 |
| 2009 | 1 | 3 |
| 2010 | 2 | 3 |
| 2011 | 4 | 2 |
| 2012 | 4 | 0 |
| 2013 | 1 | 1 |
| 2014 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Gas biased pressure regulator9 Dec 2014US 8,905,065 B2
- Multi-stage ratio pressure regulator system31 Dec 2013US 8,616,228 B1A+ Manufacturing, LLC
- Gas pressure regulator and method for assembling and disassembling the regulator4 Dec 2012US 8,322,359 B2O.M.T. OFFICINA MECCANICA TARTARINI S.r.I.
- Gas pressure regulator and method for assembling and disassembling the regulator18 Sep 2012US 8,267,110 B2O.M.T. Officina Meccanica Tartarini S.r.l.
- Multi-stage ratio pressure regulator system17 Jul 2012US 8,220,479 B1A+ Manufacturing, LLC
- Gas Biased Pressure Regulator17 Jan 2013US 2013/0014835 A1YSN Imports, Inc.
- Single component two-stage regulator7 Apr 2011US 2011/0079287 A1Vision Tech International LLP
- Single component two-stage regulator7 Apr 2011US 2011/0079290 A1Vision Tech International LLP
- Gas Pressure Regulator and Method for Assembling and Disassembling the Regulator30 Sep 2010US 2010/0243080 A1Fisher Controls International LLC
- Gas Pressure Regulator and Method for Assembling and Disassembling the Regulator30 Sep 2010US 2010/0243081 A1Fisher Controls International LLC
Most cited
By later US patents
- Exhalation valve assembly69US 4,712,580 AIntertech Resources Inc. · 1987
- Method and apparatus for controlling back pressure66US 4,355,784 AWarren Automatic Tool Co. · 1982
- Self adjusting liquid spring operating apparatus and method for use in an oil well valve57US 4,109,725 AHalliburton Company · 1978
- Fail-safe delivery valve for pressurized tanks53US 5,937,895 AUop LLC · 1999
- Pressure regulator44US 5,303,734 A1994