F15B 2211/6651
Control of the prime mover
Official title: Control of the prime mover, e.g. control of the output torque or rotational speed
F15B2211/6651 (Control of the prime mover) appears on 328 US grants and 389 published applications in this corpus.
Search patents in F15B- Granted patents
- 328
- Published applications
- 389
- Assignees
- 198
- Inventors
- 792
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 3 | 0 |
| 1999 | 2 | 0 |
| 2000 | 0 | 0 |
| 2001 | 8 | 3 |
| 2002 | 2 | 3 |
| 2003 | 4 | 9 |
| 2004 | 6 | 4 |
| 2005 | 7 | 5 |
| 2006 | 3 | 7 |
| 2007 | 6 | 1 |
| 2008 | 5 | 2 |
| 2009 | 2 | 4 |
| 2010 | 0 | 4 |
| 2011 | 2 | 8 |
| 2012 | 4 | 8 |
| 2013 | 4 | 8 |
| 2014 | 3 | 13 |
| 2015 | 8 | 19 |
| 2016 | 16 | 27 |
| 2017 | 22 | 21 |
| 2018 | 13 | 22 |
| 2019 | 26 | 33 |
| 2020 | 26 | 33 |
| 2021 | 30 | 15 |
| 2022 | 14 | 34 |
| 2023 | 23 | 28 |
| 2024 | 27 | 37 |
| 2025 | 33 | 25 |
| 2026 | 18 | 16 |
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
- Hybrid electro-hydraulic load sensing system and control method thereof15 Sep 2026US 12,736,067 B2Chongqing University
- Hydraulic drive device18 Aug 2026US 12,710,061 B2Kawasaki Jukogyo Kabushiki Kaisha
- Volume follow supply9 Jun 2026US 12,650,135 B2Hydac Fluidtechnik GmbH
- Hydraulic drive device9 Jun 2026US 12,650,136 B2Kawasaki Jukogyo Kabushiki Kaisha
- Mobile machine with improved electric powered actuator system6 Aug 2026US 2026/0226710 A1Moog Inc.
- Integrated Electrohydraulic Actuator30 Jul 2026US 2026/0218734 A1Parker-Hannifin Corporation
- Dump truck23 Jul 2026US 2026/0208652 A1Komatsu Ltd.
- Hydraulic System having a Conditioning Circuit25 Jun 2026US 2026/0177085 A1Robert Bosch GmbH
- Hydraulic System having an Inertia Charging Arrangement25 Jun 2026US 2026/0177086 A1Robert Bosch GmbH
Most cited
By later US patents
- Hydraulic system with cross function regeneration90US 6,502,393 B1HUSCO International, Inc. · 2003
- Clutched hydraulic system for a refuse vehicle56US 9,494,170 B2Oshkosh Corporation · 2016
- Hybrid machine with hydraulic drive device53US 6,962,050 B2Komatsu Ltd. · 2005
- Electro-hydraulic actuator system52US 7,191,593 B1Northrop Grumman Corporation · 2007
- Drive device48US 6,543,223 B2Festo AG & Co. · 2003