F15B 2211/653
The load sensing pressure being higher than the load pressure
Official title: the load sensing pressure being higher than the load pressure
F15B2211/653 (The load sensing pressure being higher than the load pressure) appears on 22 US grants and 22 published applications in this corpus.
Search patents in F15B- Granted patents
- 22
- Published applications
- 22
- Assignees
- 20
- Inventors
- 64
- Latest grant
- 3 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 2 |
| 2008 | 1 | 1 |
| 2009 | 1 | 1 |
| 2010 | 1 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 2 |
| 2013 | 0 | 4 |
| 2014 | 1 | 0 |
| 2015 | 3 | 0 |
| 2016 | 1 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 2 | 0 |
| 2020 | 0 | 1 |
| 2021 | 2 | 2 |
| 2022 | 1 | 1 |
| 2023 | 2 | 2 |
| 2024 | 0 | 1 |
| 2025 | 2 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Hydraulic system for working machine3 Mar 2026US 12,565,759 B2Kubota Corporation
- Hydraulic system5 Aug 2025US 12,378,976 B2Kubota Corporation
- Load-controlled hydraulic supply for an attachment attached to an agricultural tractor18 Feb 2025US 12,225,837 B2Deere & Company
- System and method for controlling hydraulic pump operation within a work vehicle5 Dec 2023US 11,834,811 B2CNH Industrial America LLC
- Preselection valve, hydraulic valve assembly and hydraulic control device14 Nov 2023US 11,815,918 B2HAWE Hydraulik SE
- Hydraulic System19 Jun 2025US 2025/0198429 A1Kubota Corporation
- Load-controlled hydraulic supply for an attachment attached to an agricultural tractor18 Jan 2024US 2024/0018978 A1Deere & Company
- Hydraulic system for working machine29 Jun 2023US 2023/0203787 A1Kubota Corporation
- System and method for controlling hydraulic pump operation within a work vehicle27 Apr 2023US 2023/0128642 A1CNH Industrial America LLC
- Preselection valve, hydraulic valve assembly and hydraulic control device8 Sep 2022US 2022/0283597 A1HAWE Hydraulik SE
Most cited
By later US patents
- Load sensing hydraulic system31US 4,977,928 ACaterpillar Inc. · 1990
- Hydraulic circuit for rapid bucket shake out12US 7,726,125 B2Caterpillar Inc. · 2010
- Hydraulic valve with pressure limiter10US 9,027,589 B2Parker-Hannifin Corporation · 2015
- Control valve with load sense signal conditioning8US 7,921,878 B2Parker-Hannifin Corporation · 2011
- Pressure compensated hydraulic system having differential pressure control8US 9,429,175 B2Parker-Hannifin Corporation · 2016