F15B 2211/50554
The pressure control means controlling a pressure downstream of the pressure control
Official title: the pressure control means controlling a pressure downstream of the pressure control means, e.g. pressure reducing valve
F15B2211/50554 (The pressure control means controlling a pressure downstream of the pressure control) appears on 300 US grants and 270 published applications in this corpus.
Search patents in F15B- Granted patents
- 300
- Published applications
- 270
- Assignees
- 192
- Inventors
- 636
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 0 | 0 |
| 2001 | 12 | 1 |
| 2002 | 7 | 8 |
| 2003 | 3 | 9 |
| 2004 | 11 | 5 |
| 2005 | 6 | 8 |
| 2006 | 5 | 7 |
| 2007 | 3 | 2 |
| 2008 | 4 | 3 |
| 2009 | 3 | 9 |
| 2010 | 7 | 12 |
| 2011 | 5 | 6 |
| 2012 | 10 | 11 |
| 2013 | 10 | 10 |
| 2014 | 8 | 7 |
| 2015 | 5 | 10 |
| 2016 | 7 | 13 |
| 2017 | 6 | 11 |
| 2018 | 8 | 12 |
| 2019 | 16 | 15 |
| 2020 | 17 | 15 |
| 2021 | 13 | 15 |
| 2022 | 22 | 19 |
| 2023 | 14 | 14 |
| 2024 | 18 | 21 |
| 2025 | 17 | 20 |
| 2026 | 12 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Arrangement for controlling a hydraulic three-point hitch2 Jun 2026US 12,642,155 B2Deere & Company
- Method for diagnosing a state of deterioration of an uplock26 May 2026US 12,637,204 B2Safran Landing Systems
- Load dampening system13 Aug 2026US 2026/0235142 A1J. C. Bamford Excavators Limited
- Hydraulic Device with a Status Display16 Jul 2026US 2026/0201913 A1Robert Bosch GmbH
- Positioner and method for manufacturing a positioner19 Mar 2026US 2026/0078782 A1Samson Aktiengesellschaft
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Most cited
By later US patents
- Hydraulic system providing down force on a work implement109US 6,460,623 B1Caterpillar Inc. · 2002
- Variable pressure control system for dual acting actuators108US 8,550,020 B2Precision Planting LLC · 2013
- Hydraulic valve module63US 4,170,214 ADouble A Products Company · 1979
- Multiple utilization of blow-mold air54US 5,648,026 AKrupp Corpoplast Maschinenbau GmbH · 1997
- Pneumatic cylinder with integral concentric hydraulic cylinder-type axially compact brake51US 4,907,495 A1990