F15B 11/024
By means of differential connection of the servomotor lines
Official title: by means of differential connection of the servomotor lines, e.g. regenerative circuits
F15B11/024 (By means of differential connection of the servomotor lines) appears on 312 US grants and 286 published applications in this corpus.
Search patents in F15B- Granted patents
- 312
- Published applications
- 286
- Assignees
- 160
- Inventors
- 615
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 2 | 0 |
| 1980 | 3 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 3 | 0 |
| 1992 | 2 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 4 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 8 | 0 |
| 1999 | 5 | 0 |
| 2000 | 5 | 0 |
| 2001 | 5 | 0 |
| 2002 | 9 | 4 |
| 2003 | 3 | 12 |
| 2004 | 12 | 6 |
| 2005 | 9 | 4 |
| 2006 | 4 | 9 |
| 2007 | 5 | 7 |
| 2008 | 5 | 8 |
| 2009 | 7 | 12 |
| 2010 | 3 | 11 |
| 2011 | 8 | 6 |
| 2012 | 6 | 5 |
| 2013 | 6 | 7 |
| 2014 | 7 | 13 |
| 2015 | 11 | 22 |
| 2016 | 8 | 12 |
| 2017 | 14 | 15 |
| 2018 | 16 | 13 |
| 2019 | 15 | 15 |
| 2020 | 19 | 12 |
| 2021 | 13 | 14 |
| 2022 | 9 | 24 |
| 2023 | 15 | 20 |
| 2024 | 20 | 10 |
| 2025 | 14 | 18 |
| 2026 | 13 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
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- Hydraulic distributor with pressure compensator for directional valves18 Aug 2026US 12,710,062 B2Walvoil S.P.A.
- Hydraulic actuator21 Jul 2026US 12,687,180 B2Airbus Operations GmbH
- System and method for a pilot shifted regeneration valve7 Jul 2026US 12,674,474 B1Custom Truck One Source, Inc.
- Electro-hydraulic actuator with a pilot-actuated float mode16 Jun 2026US 12,655,918 B2Parker-Hannifin Corporation
- Work machine6 Aug 2026US 2026/0226927 A1Komatsu Ltd.
- Dump truck23 Jul 2026US 2026/0208652 A1Komatsu Ltd.
- Hydraulic valve and hydraulic circuit25 Jun 2026US 2026/0177081 A1Komatsu Ltd.
- Hydraulic System having an Inertia Charging Arrangement25 Jun 2026US 2026/0177086 A1Robert Bosch GmbH
- Swing deceleration control system16 Apr 2026US 2026/0103871 A1Deere & Company
Most cited
By later US patents
- Hydraulic system with cross function regeneration90US 6,502,393 B1HUSCO International, Inc. · 2003
- Regenerative adaptive fluid motor control77US 6,349,543 B12002
- Control valve system for blowout preventers58US 4,509,405 ANL Industries, Inc. · 1985
- Electro-hydraulic actuator system52US 7,191,593 B1Northrop Grumman Corporation · 2007
- System and method for accumulating hydraulic fluid48US 6,655,136 B2Caterpillar Inc. · 2003