G05B 2219/41318
Electro hydraulic drive, electric motor drives hydraulic actuator
G05B2219/41318 (Electro hydraulic drive, electric motor drives hydraulic actuator) appears on 22 US grants and 10 published applications in this corpus.
Search patents in G05B- Granted patents
- 22
- Published applications
- 10
- Assignees
- 18
- Inventors
- 46
- Latest grant
- 20 Feb 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 2 | 3 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 1 | 0 |
| 2019 | 0 | 3 |
| 2020 | 0 | 2 |
| 2021 | 2 | 1 |
| 2022 | 1 | 0 |
| 2023 | 1 | 0 |
| 2024 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Hydraulic systems and components including wireless control technology20 Feb 2024US 11,909,206 B2Danfoss A/S
- Electric hoisting machine and control device and control method therefor26 Dec 2023US 11,853,037 B2Globeride, Inc.
- Electro-hydraulic servovalve control with input30 Aug 2022US 11,428,247 B2Woodward, Inc.
- Method for determining closed-control parameters for a hydraulic system19 Oct 2021US 11,149,756 B2B&R Industrial Automation GmbH
- Diagnostic apparatus, diagnostic method, and diagnostic program28 Sep 2021US 11,131,988 B2Hitachi, Ltd.
- Electro-Hydraulic Servovalve Control with Input12 Aug 2021US 2021/0246915 A1Woodward, Inc.
- Electric hoisting machine and control device and control method therefor7 May 2020US 2020/0140245 A1Globeride, Inc.
- Method for determining closed-control parameters for a hydraulic system26 Mar 2020US 2020/0096013 A1B&R Industrial Automation GmbH
- Method for operating winch and electric drive for driving winch19 Sep 2019US 2019/0284030 A1
- Hydraulic systems and components including wireless control technology6 Jun 2019US 2019/0170170 A1Danfoss A/S
Most cited
By later US patents
- Electronic valve actuator42US 4,845,416 ACaterpillar Inc. · 1989
- Method and related apparatus for controlling the operation of a press brake33US 4,864,509 AThe Boeing Company · 1989
- Velocity based method of controlling an electrohydraulic proportional control valve27US 6,775,974 B2HUSCO International, Inc. · 2004
- Boom control system26US 4,910,662 ASundstrand-Sauer · 1990
- Power transmission21US 4,745,744 AVickers, Incorporated · 1988