G05D 16/0641
The obturator is a membrane
Official title: {the obturator is a membrane}
G05D16/0641 (The obturator is a membrane) appears on 44 US grants and 34 published applications in this corpus.
Search patents in G05D- Granted patents
- 44
- Published applications
- 34
- Assignees
- 33
- Inventors
- 110
- Latest grant
- 14 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 1 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 2 |
| 2010 | 0 | 1 |
| 2011 | 1 | 3 |
| 2012 | 2 | 2 |
| 2013 | 0 | 0 |
| 2014 | 1 | 1 |
| 2015 | 0 | 1 |
| 2016 | 2 | 3 |
| 2017 | 3 | 0 |
| 2018 | 0 | 5 |
| 2019 | 0 | 3 |
| 2020 | 5 | 1 |
| 2021 | 3 | 1 |
| 2022 | 2 | 0 |
| 2023 | 1 | 1 |
| 2024 | 0 | 2 |
| 2025 | 1 | 1 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Control zone devices, systems and methods14 Oct 2025US 12,443,208 B2Rain Bird Corporation
- Pressure reducer21 Nov 2023US 11,822,354 B1Husqvarna AB
- Gas pressure regulating device16 Aug 2022US 11,415,236 B1
- Unit and switching film for regulation and control of a fluid pressure9 Aug 2022US 11,409,310 B2Mann+Hummel GmbH
- Unit for the regulation or control of a fluid pressure9 Nov 2021US 11,169,549 B2Mann+Hummel GmbH
- Fluid control valve with diaphragm tensioning geometry27 Aug 2026US 2026/0251225 A1Equilibar, LLC
- Linkage-type constant-pressure valve23 Jul 2026US 2026/0211434 A1Asahi Yukizai Corporation
- Back pressure regulator valve16 Jul 2026US 2026/0202865 A1Spraying Systems Co.
- Control Zone Devices, Systems And Methods25 Dec 2025US 2025/0390122 A1Rain Bird Corporation
- Multi-orifice back pressure regulator with seal enhanced positive shut-off26 Dec 2024US 2024/0427358 A1Equilibar, LLC
Most cited
By later US patents
- Constant-pressure fluid supply system with multiple fluid capability75US 6,406,276 B1DEKA Products Limited Partnership · 2002
- Elastomeric element valve44US 5,964,446 AFisher Controls International LLC · 1999
- Exhaust modulator32US 5,372,109 AWabco Automotive UK Limited · 1994
- Automatic pressure regulator29US 4,092,998 A1978
- Elastomeric element valve28US 6,102,071 AFisher Controls International LLC · 2000