Y10T 137/7788
Pressures across fixed choke
Y10T137/7788 (Pressures across fixed choke) appears on 203 US grants and 49 published applications in this corpus.
Search patents in Y10T- Granted patents
- 203
- Published applications
- 49
- Assignees
- 124
- Inventors
- 269
- Latest grant
- 27 Nov 2018
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 5 | 0 |
| 1978 | 9 | 0 |
| 1979 | 3 | 0 |
| 1980 | 9 | 0 |
| 1981 | 6 | 0 |
| 1982 | 3 | 0 |
| 1983 | 2 | 0 |
| 1984 | 7 | 0 |
| 1985 | 6 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 6 | 0 |
| 1990 | 3 | 0 |
| 1991 | 8 | 0 |
| 1992 | 8 | 0 |
| 1993 | 11 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 5 | 0 |
| 1997 | 10 | 0 |
| 1998 | 7 | 0 |
| 1999 | 9 | 0 |
| 2000 | 6 | 0 |
| 2001 | 10 | 0 |
| 2002 | 2 | 2 |
| 2003 | 2 | 5 |
| 2004 | 5 | 3 |
| 2005 | 4 | 3 |
| 2006 | 3 | 1 |
| 2007 | 0 | 5 |
| 2008 | 2 | 5 |
| 2009 | 1 | 3 |
| 2010 | 5 | 4 |
| 2011 | 1 | 5 |
| 2012 | 3 | 2 |
| 2013 | 5 | 3 |
| 2014 | 3 | 1 |
| 2015 | 2 | 3 |
| 2016 | 3 | 4 |
| 2017 | 2 | 0 |
| 2018 | 4 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Flow-control valve27 Nov 2018US 10,139,839 B2Oventrop GmbH & Co. KG
- Flow control valve13 Nov 2018US 10,126,758 B2OBS Technology AS
- Fluid circuit in a turbine engine10 Jul 2018US 10,018,117 B2Snecma
- Pressure equalizing insert8 May 2018US 9,964,963 B2Belimo Holding AG
- Pressure independent control valve10 Oct 2017US 9,784,375 B2Siemens Schweiz AG
- Flow control valve4 Aug 2016US 2016/0224031 A1OBS Technology AS
- Flow-control valve19 May 2016US 2016/0139606 A1Oventrop GmbH & Co. KG
- Pressure equalizing insert5 May 2016US 2016/0124441 A1Belimo Holding AG
- Flow controller25 Feb 2016US 2016/0054740 A1Imi Hydronic Engineering International SA
- Pressure independent control valve29 Oct 2015US 2015/0308579 A1Siemens Schweiz AG
Most cited
By later US patents
- Micromachined fluid handling devices206US 5,839,467 AResearch International, Inc. · 1998
- Automatic controlling valve for maintaining the rate of fluid flow at a constant value96US 4,250,915 A1981
- Drip level irrigation emitter unit82US 4,209,133 A1980
- Methods for manufacturing a flow switch82US 5,702,618 AResearch International, Inc. · 1997
- Flow regulator to maintain controllable volumetric flow rate80US 6,110,427 ABecton, Dickinson and Company · 2000