F15B 2211/6655
Power control
Official title: Power control, e.g. combined pressure and flow rate control
F15B2211/6655 (Power control) appears on 63 US grants and 72 published applications in this corpus.
Search patents in F15B- Granted patents
- 63
- Published applications
- 72
- Assignees
- 34
- Inventors
- 199
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 0 | 3 |
| 2008 | 0 | 0 |
| 2009 | 3 | 0 |
| 2010 | 0 | 2 |
| 2011 | 1 | 1 |
| 2012 | 1 | 1 |
| 2013 | 2 | 5 |
| 2014 | 0 | 2 |
| 2015 | 3 | 3 |
| 2016 | 1 | 7 |
| 2017 | 4 | 0 |
| 2018 | 4 | 7 |
| 2019 | 7 | 4 |
| 2020 | 4 | 4 |
| 2021 | 7 | 4 |
| 2022 | 2 | 8 |
| 2023 | 8 | 7 |
| 2024 | 5 | 4 |
| 2025 | 5 | 3 |
| 2026 | 2 | 5 |
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
- Hydraulic power steering system25 Aug 2026US 12,715,501 B2Hydac New Technologies GmbH
- Work machine4 Nov 2025US 12,460,382 B2Hitachi Construction Machinery Co., Ltd.
- Electrically driven hydraulic work machine16 Sep 2025US 12,416,135 B2Hitachi Construction Machinery Tierra Co., Ltd.
- Electric power take-off pump control system15 Jul 2025US 12,358,719 B2Oshkosh Corporation
- Actuator system, aircraft, and method6 Aug 2026US 2026/0226925 A1Liebherr-Aerospace Lindenberg GmbH
- Construction machine and control method thereof18 Jun 2026US 2026/0168209 A1Hd Hyundai Infracore Co., Ltd.
- Hydraulically powered power systems for controlling variable displacement hydraulic pumps and variable displacement hydraulic motors11 Jun 2026US 2026/0160280 A1Illinois Tool Works Inc.
- Hydraulic system11 Jun 2026US 2026/0163513 A1Kawasaki Jukogyo Kabushiki Kaisha
- 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
Most cited
By later US patents
- Method of controlling speed change of hydraulic drive device for vehicle and speed change device47US 5,784,883 AKomatsu Ltd. · 1998
- Systems and methods for improving drivetrain efficiency for compressed gas energy storage46US 7,963,110 B2SustainX, Inc. · 2011
- Apparatus for and method of controlling engine and pumps of hydraulic construction equipment29US 5,527,156 ASamsung Heavy Industry Co., Ltd. · 1996
- Digital Hydraulic system24US 7,475,538 B22009
- Systems and methods for improving drivetrain efficiency for compressed gas energy storage19US 8,234,868 B2SustainX, Inc. · 2012