G05D 16/0677
Using one membrane without spring
Official title: {using one membrane without spring}
G05D16/0677 (Using one membrane without spring) appears on 19 US grants and 7 published applications in this corpus.
Search patents in G05D- Granted patents
- 19
- Published applications
- 7
- Assignees
- 22
- Inventors
- 33
- Latest grant
- 2 May 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 0 | 0 |
| 2005 | 1 | 3 |
| 2006 | 1 | 0 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 1 |
| 2013 | 1 | 1 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 1 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Self-aligning axially constrained regulator valve assembly2 May 2017US 9,639,093 B2Parker-Hannifin Corporation
- Actuator for a gas valve1 Dec 2015US 9,201,429 B2Mertik Maxitrol GmbH & Co. KG
- Vacuum breaker flow regulator8 Oct 2013US 8,550,113 B1Hamernik-Harrod, Inc.
- Valve device, pressure regulator, carriage, liquid ejecting apparatus and method for manufacturing valve device10 Mar 2009US 7,500,618 B2Seiko Epson Corporation
- Springless regulator valve assembly6 Feb 2007US 7,171,980 B2Johnson Outdoors Inc.
- Alternative fuel zero pressure regulator12 Nov 2020US 2020/0356122 A1Century Fuel Products, LLC
- Actuator for a gas valve3 Jan 2013US 2013/0000754 A1Mertik Maxitrol GmbH & Co. KG
- Self-aligning axially constrained regulator valve assembly24 May 2012US 2012/0126160 A1Parker-Hannifin Corporation
- Springless regulator valve assembly22 Dec 2005US 2005/0279410 A1Johnson Outdoors Inc.
- Valve device, pressure regulator, carriage, liquid ejecting apparatus and method for manufacturing valve device20 Oct 2005US 2005/0231563 A1Seiko Epson Corporation
Most cited
By later US patents
- Pressure transducer protection valve198US 6,986,742 B2Boston Scientific Scimed, Inc. · 2006
- Instrument calibrating demand flow regulator33US 5,665,894 AAir Liquide America Corporation · 1997
- Pressure regulator23US 4,266,538 AGeneral Diving Corporation · 1981
- Pressure transducer protection valve23US 6,896,002 B2SciMed Life Systems, Inc. · 2005
- Vacuum valve control device and vacuum valve21US 5,615,701 ASekisui Kagaku Kogyo Kabushiki Kaisha · 1997