F15B 2211/633
Representing a state of the prime mover
Official title: representing a state of the prime mover, e.g. torque or rotational speed
F15B2211/633 (Representing a state of the prime mover) appears on 260 US grants and 273 published applications in this corpus.
Search patents in F15B- Granted patents
- 260
- Published applications
- 273
- Assignees
- 130
- Inventors
- 630
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 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 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 5 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 7 | 1 |
| 2002 | 3 | 2 |
| 2003 | 3 | 4 |
| 2004 | 3 | 3 |
| 2005 | 0 | 4 |
| 2006 | 3 | 3 |
| 2007 | 4 | 4 |
| 2008 | 3 | 4 |
| 2009 | 5 | 12 |
| 2010 | 2 | 7 |
| 2011 | 5 | 14 |
| 2012 | 5 | 8 |
| 2013 | 11 | 14 |
| 2014 | 11 | 15 |
| 2015 | 7 | 11 |
| 2016 | 10 | 13 |
| 2017 | 21 | 15 |
| 2018 | 10 | 17 |
| 2019 | 18 | 21 |
| 2020 | 18 | 9 |
| 2021 | 17 | 13 |
| 2022 | 13 | 21 |
| 2023 | 14 | 15 |
| 2024 | 12 | 23 |
| 2025 | 17 | 10 |
| 2026 | 10 | 10 |
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 drive device18 Aug 2026US 12,710,061 B2Kawasaki Jukogyo Kabushiki Kaisha
- Method and application for eliminating gaseous cavitation9 Jun 2026US 12,650,137 B2
- Working vehicle19 May 2026US 12,631,001 B2Takeuchi Mfg. Co., Ltd.
- Work machine24 Mar 2026US 12,584,295 B2Hitachi Construction Machinery Co., Ltd.
- Transport vehicle20 Aug 2026US 2026/0241846 A1Hitachi Construction Machinery Co., Ltd.
- Construction machine and control method thereof18 Jun 2026US 2026/0168209 A1Hd Hyundai Infracore Co., Ltd.
- Hydraulic system11 Jun 2026US 2026/0163513 A1Kawasaki Jukogyo Kabushiki Kaisha
- Method for operating a hydraulic system of an industrial truck having a plurality of hydraulic pumps, and industrial truck9 Apr 2026US 2026/0097944 A1Jungheinrich Aktiengesellschaft
- 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
- Hydraulic system with cross function regeneration90US 6,502,393 B1HUSCO International, Inc. · 2003
- Control system for load-sensing hydraulic drive circuit65US 4,967,557 AHitachi Construction Machinery Co., Ltd. · 1990
- Clutched hydraulic system for a refuse vehicle56US 9,494,170 B2Oshkosh Corporation · 2016
- Method of controlling speed change of hydraulic drive device for vehicle and speed change device47US 5,784,883 AKomatsu Ltd. · 1998
- Control device for hydraulically-operated equipment42US 6,308,516 B1Komatsu Ltd. · 2001