F16H 61/431
Pump capacity control by electro-hydraulic control means
Official title: Pump capacity control by electro-hydraulic control means, e.g. using solenoid valves
F16H61/431 (Pump capacity control by electro-hydraulic control means) appears on 254 US grants and 243 published applications in this corpus.
Search patents in F16H- Granted patents
- 254
- Published applications
- 243
- Assignees
- 92
- Inventors
- 496
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 0 | 0 |
| 1995 | 2 | 0 |
| 1996 | 4 | 0 |
| 1997 | 6 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 1 |
| 2003 | 2 | 2 |
| 2004 | 2 | 5 |
| 2005 | 4 | 5 |
| 2006 | 0 | 5 |
| 2007 | 6 | 2 |
| 2008 | 5 | 7 |
| 2009 | 2 | 14 |
| 2010 | 7 | 10 |
| 2011 | 7 | 8 |
| 2012 | 11 | 11 |
| 2013 | 10 | 13 |
| 2014 | 16 | 22 |
| 2015 | 13 | 13 |
| 2016 | 11 | 14 |
| 2017 | 14 | 7 |
| 2018 | 4 | 8 |
| 2019 | 9 | 14 |
| 2020 | 12 | 20 |
| 2021 | 16 | 11 |
| 2022 | 12 | 13 |
| 2023 | 11 | 14 |
| 2024 | 18 | 11 |
| 2025 | 15 | 10 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Transmission apparatus25 Aug 2026US 12,716,476 B2Kanzaki Kokyukoki Mfg.Co., Ltd.
- Start-up or disengagement method for an electro-hydraulic transmission11 Aug 2026US 12,704,175 B2Poclain Hydraulics Industrie
- Method for operating an axial piston machine in which a zero case is taken into account10 Feb 2026US 12,546,340 B2Robert Bosch GmbH
- Working machine13 Jan 2026US 12,523,292 B2Kubota Corporation
- Method for calibrating a pivot angle sensor, control means, and propulsion or working machine30 Dec 2025US 12,510,152 B2Robert Bosch GmbH
- Hydrostatic transmission for work vehicle and control method thereof23 Apr 2026US 2026/0110358 A1Ls Mtron Ltd.
- Agricultural work vehicle and control method therefor23 Apr 2026US 2026/0110359 A1Ls Mtron Ltd.
- Working machine19 Mar 2026US 2026/0078819 A1Kubota Corporation
- Transmission apparatus28 Aug 2025US 2025/0271052 A1Kanzaki Kokyukoki Mfg.Co., Ltd.
- Work vehicle and control method for work vehicle15 May 2025US 2025/0154744 A1Kubota Corporation
Most cited
By later US patents
- Wind turbine with hydraulic transmission74US 7,418,820 B2MHL Global Corporation Inc. · 2008
- Fluid-working machine61US 5,259,738 AThe University of Edinburgh · 1993
- Driving mechanism for an automotive propel drive56US 5,390,759 ASauer Inc. · 1995
- Power set for vehicles55US 7,806,796 B22010
- Pump control method and poppet valve therefor48US 5,190,446 AThe University Court of the University of Edinburgh · 1993