F15B 2211/7656
With continuous position control
Official title: with continuous position control
F15B2211/7656 (With continuous position control) appears on 77 US grants and 87 published applications in this corpus.
Search patents in F15B- Granted patents
- 77
- Published applications
- 87
- Assignees
- 58
- Inventors
- 216
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 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 | 0 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 2 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 0 |
| 2006 | 2 | 4 |
| 2007 | 1 | 0 |
| 2008 | 3 | 3 |
| 2009 | 0 | 1 |
| 2010 | 1 | 1 |
| 2011 | 2 | 0 |
| 2012 | 1 | 1 |
| 2013 | 2 | 1 |
| 2014 | 0 | 2 |
| 2015 | 1 | 6 |
| 2016 | 4 | 1 |
| 2017 | 2 | 4 |
| 2018 | 4 | 4 |
| 2019 | 6 | 8 |
| 2020 | 5 | 6 |
| 2021 | 7 | 16 |
| 2022 | 9 | 5 |
| 2023 | 9 | 3 |
| 2024 | 5 | 9 |
| 2025 | 5 | 4 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Control method based on a four-chamber hydraulic cylinder6 Oct 2026US 12,753,780 B2Taiyuan University of Technology
- Method for operating a hydraulic drive17 Jun 2025US 12,331,766 B2Robert Bosch GmbH
- Braking and regeneration control in a legged robot27 May 2025US 12,311,563 B2Boston Dynamics, Inc.
- Velocity and position compound control system for pump-valve dual-source driven hydraulic cylinder13 May 2025US 12,297,850 B2Taiyuan University of Technology
- Method and system for a flow-isolated valve arrangement and a three-chamber cylinder hydraulic architecture6 May 2025US 12,292,062 B2Purdue Research Foundation
- Remote travel feedback systems and related methods9 Jul 2026US 2026/0194079 A1Fisher Controls International LLC
- Position detection sensor4 Jun 2026US 2026/0153361 A1Keyence Corporation
- Open and closed circuit parallel drive system and control method based on a four-chamber hydraulic cylinder19 Feb 2026US 2026/0049622 A1Taiyuan University of Technology
- Turbine engine comprising an actuator and aircraft comprising such a turbine engine, and corresponding actuation method1 Jan 2026US 2026/0002474 A1Safran Power Units
- Method and system for a flow-isolated valve arrangement and a three-chamber cylinder hydraulic architecture21 Aug 2025US 2025/0264118 A1Purdue Research Foundation
Most cited
By later US patents
- Regenerative adaptive fluid motor control77US 6,349,543 B12002
- Linear-acting controllable pneumatic actuator and motion control apparatus including a field responsive medium and control method therefor35US 6,302,249 B1Lord Corporation · 2001
- Method and apparatus of controlling and positioning fluid actuator28US 4,763,560 ATokyo Precision Instruments Co., Ltd. · 1988
- Control means for a hydraulic servomotor23US 4,870,892 ADanfoss A/S · 1989
- Fluid regeneration circuit for hydraulic cylinders19US 6,267,041 B1Caterpillar Inc. · 2001