G05D 16/166
Using pistons within the main valve
Official title: {using pistons within the main valve}
G05D16/166 (Using pistons within the main valve) appears on 132 US grants and 85 published applications in this corpus.
Search patents in G05D- Granted patents
- 132
- Published applications
- 85
- Assignees
- 108
- Inventors
- 220
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 4 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 6 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 1 |
| 2002 | 4 | 1 |
| 2003 | 2 | 1 |
| 2004 | 4 | 5 |
| 2005 | 1 | 1 |
| 2006 | 2 | 2 |
| 2007 | 1 | 2 |
| 2008 | 1 | 4 |
| 2009 | 1 | 4 |
| 2010 | 2 | 3 |
| 2011 | 2 | 2 |
| 2012 | 1 | 0 |
| 2013 | 1 | 2 |
| 2014 | 3 | 10 |
| 2015 | 5 | 8 |
| 2016 | 7 | 3 |
| 2017 | 2 | 5 |
| 2018 | 6 | 10 |
| 2019 | 7 | 8 |
| 2020 | 8 | 1 |
| 2021 | 2 | 6 |
| 2022 | 2 | 1 |
| 2023 | 4 | 3 |
| 2024 | 1 | 2 |
| 2025 | 3 | 0 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pressure regulating shut-off valve25 Aug 2026US 12,717,359 B2Microtecnica S.R.L.
- Electronically controlled regulator7 Jul 2026US 12,675,123 B2Nikki Co., Ltd.
- Device for controlling fluid flow28 Jan 2025US 12,209,682 B2Ofip Limited
- Blocking device for pipelines for the passage of pressurized gas, of the pilot-operated type, and pressure regulator for said blocking device21 Jan 2025US 12,204,352 B2PIETRO FIORENTINI S.p.A.
- Apparatus for pressure regulating14 Jan 2025US 12,197,239 B2PIETRO FIORENTINI S.p.A.
- Electronically controlled regulator28 Nov 2024US 2024/0393813 A1Nikki Co., Ltd.
- Pressure regulating shut-off valve4 Apr 2024US 2024/0111316 A1Microtecnica S.R.L.
- Blocking device for pipelines for the passage of pressurized gas, of the pilot-operated type, and pressure regulator for said blocking device23 Nov 2023US 2023/0376053 A1PIETRO FIORENTINI S.p.A.
- An improved apparatus for pressure regulating20 Jul 2023US 2023/0229179 A1PIETRO FIORENTINI S.p.A.
- Device for controlling fluid flow29 Jun 2023US 2023/0204123 A1Ofip Limited
Most cited
By later US patents
- Valve control apparatus and method45US 3,977,423 APhillips Petroleum Company · 1976
- Control value38US 4,375,821 AKubota Corporation · 1983
- Pressure regulating valve gasket31US 7,926,746 B2Rain Bird Corporation · 2011
- Pressure control valve having intrinsic mechanical feedback system28US 7,509,905 B2Raytheon Sarcos, LLC · 2009
- Pilot operated pressure valve27US 6,039,070 ASun Hydraulics, LLC · 2000