F15B 2211/5756
For opening a valve
Official title: for opening a valve
F15B2211/5756 (For opening a valve) appears on 37 US grants and 38 published applications in this corpus.
Search patents in F15B- Granted patents
- 37
- Published applications
- 38
- Assignees
- 38
- Inventors
- 88
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 1 | 1 |
| 2004 | 1 | 2 |
| 2005 | 1 | 1 |
| 2006 | 2 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 1 |
| 2010 | 0 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 3 |
| 2014 | 1 | 0 |
| 2015 | 1 | 3 |
| 2016 | 0 | 4 |
| 2017 | 3 | 1 |
| 2018 | 3 | 2 |
| 2019 | 2 | 3 |
| 2020 | 8 | 5 |
| 2021 | 2 | 1 |
| 2022 | 1 | 1 |
| 2023 | 1 | 1 |
| 2024 | 0 | 1 |
| 2025 | 0 | 4 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Valve21 Apr 2026US 12,607,207 B2Hydac Fluidtechnik GmbH
- Electromagnetic pilot-operated proportional pressure control valve17 Mar 2026US 12,577,965 B2Hydac Fluidtechnik GmbH
- Hydraulic system, mining machine and method of controlling hydraulic actuator7 Nov 2023US 11,808,012 B2Sandvik Mining and Construction Oy
- Electropneumatically regulated control of a current collector7 Jun 2022US 11,351,871 B2Knorr-Bremse Systeme FüR Schienenfahrzeuge GmbH
- Modular electro-hydraulic downhole control system17 Aug 2021US 11,091,971 B2Halliburton Energy Services.Inc.
- Hydraulic control system for an agricultural tillage implement22 Jan 2026US 2026/0020511 A1CNH Industrial America LLC
- Wing force management system for an agricultural implement14 Aug 2025US 2025/0255209 A1CNH Industrial America LLC
- Valve26 Jun 2025US 2025/0207683 A1Hydac Fluidtechnik GmbH
- Valve22 May 2025US 2025/0163941 A1Hydac Fluidtechnik GmbH
- Pilot-Control Electromagnetic Valve1 May 2025US 2025/0137548 A1Hydac Fluidtechnik GmbH
Most cited
By later US patents
- Hydraulic circuit for driving a ram of hydraulic press11US 5,611,259 ANisshinbo Industries, Inc. · 1997
- Valve apparatus and hydraulic drive system10US 5,203,678 AHitachi Construction Machinery Co., Ltd. · 1993
- Load sensing control circuit7US 10,024,342 B2KYB Corporation · 2018
- Hydraulic fluid control apparatus6US 4,280,397 AJoy Manufacturing Company · 1981
- Hydraulic pressure supply unit5US 7,493,757 B2Hoerbiger Automatisierungstechnik Holding GmbH · 2009