Y10T 137/7768
Pilot controls supply to pressure chamber
Y10T137/7768 (Pilot controls supply to pressure chamber) appears on 145 US grants and 80 published applications in this corpus.
Search patents in Y10T- Granted patents
- 145
- Published applications
- 80
- Assignees
- 94
- Inventors
- 194
- Latest grant
- 10 Jun 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 6 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 2 | 0 |
| 1997 | 6 | 0 |
| 1998 | 7 | 0 |
| 1999 | 6 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 0 | 0 |
| 2003 | 2 | 3 |
| 2004 | 2 | 4 |
| 2005 | 3 | 4 |
| 2006 | 3 | 1 |
| 2007 | 0 | 0 |
| 2008 | 0 | 3 |
| 2009 | 0 | 5 |
| 2010 | 3 | 11 |
| 2011 | 1 | 1 |
| 2012 | 11 | 3 |
| 2013 | 5 | 7 |
| 2014 | 5 | 14 |
| 2015 | 7 | 8 |
| 2016 | 12 | 2 |
| 2017 | 3 | 1 |
| 2018 | 5 | 2 |
| 2019 | 2 | 3 |
| 2020 | 2 | 2 |
| 2021 | 4 | 3 |
| 2022 | 1 | 2 |
| 2023 | 2 | 0 |
| 2024 | 0 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Fluid control valve system and methods10 Jun 2025US 12,326,199 B2Tyco Fire Products LP
- Pilot-operated relief valve assembly20 Jun 2023US 11,680,654 B2Emerson Automation Solutions Final Control US LP
- Flow control switch valve30 May 2023US 11,662,030 B2Beijing Kohler Ltd.
- Pilot-operated relief valve assembly9 Aug 2022US 11,408,526 B2Emerson Automation Solutions Final Control US LP
- Cylinder head arrangement for variable valve actuation rocker arm assemblies23 Nov 2021US 11,181,013 B2Eaton Intelligent Power Limited
- Fluid-flow control device9 Jan 2025US 2025/0012373 A1Ham-Let [Israel-Canada] Ltd.
- Pilot-Operated Relief Valve Assembly1 Dec 2022US 2022/0381360 A1Emerson Automation Solutions Final Control US LP
- Fluid-flow control device18 Aug 2022US 2022/0260171 A1Ham-Let [Israel-Canada] Ltd.
- Fluid control valve system and methods4 Nov 2021US 2021/0341066 A1Tyco Fire Products LP
- Flow control switch valve26 Aug 2021US 2021/0262575 A1Beijing Kohler Ltd.
Most cited
By later US patents
- Fluid supply pressure control method and apparatus89US 5,460,196 ATechnolog Limited · 1995
- Diagnostic device and method for pressure regulator61US 6,035,878 AFisher Controls International LLC · 2000
- Automatic control valve49US 5,348,036 ASinger Valve Inc. · 1994
- Pressure regulator44US 5,303,734 A1994
- Device for controlling the delivery of a combustible gas to a burner apparatus44US 8,162,002 B2Sit la Precisa S.p.A. · 2012