F15B 11/042
By means in the feed line
Official title: by means in the feed line (F15B11/046, F15B11/05 take precedence)
F15B11/042 (By means in the feed line) appears on 388 US grants and 391 published applications in this corpus.
Search patents in F15B- Granted patents
- 388
- Published applications
- 391
- Assignees
- 215
- Inventors
- 832
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 3 | 0 |
| 1980 | 5 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 5 | 0 |
| 2000 | 8 | 0 |
| 2001 | 9 | 1 |
| 2002 | 4 | 5 |
| 2003 | 7 | 13 |
| 2004 | 11 | 13 |
| 2005 | 7 | 12 |
| 2006 | 5 | 10 |
| 2007 | 10 | 7 |
| 2008 | 5 | 6 |
| 2009 | 2 | 10 |
| 2010 | 4 | 9 |
| 2011 | 6 | 8 |
| 2012 | 5 | 9 |
| 2013 | 8 | 15 |
| 2014 | 10 | 22 |
| 2015 | 8 | 23 |
| 2016 | 19 | 12 |
| 2017 | 24 | 9 |
| 2018 | 8 | 19 |
| 2019 | 16 | 19 |
| 2020 | 24 | 31 |
| 2021 | 36 | 25 |
| 2022 | 19 | 29 |
| 2023 | 17 | 22 |
| 2024 | 22 | 28 |
| 2025 | 36 | 24 |
| 2026 | 16 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Control method based on a four-chamber hydraulic cylinder6 Oct 2026US 12,753,780 B2Taiyuan University of Technology
- Hydraulic system for work machine, and work machine15 Sep 2026US RE51,031 E1Kubota Corporation
- Method and system for a flow-isolated valve arrangement and a three-chamber cylinder hydraulic architecture1 Sep 2026US 12,723,603 B2Purdue Research Foundation
- Hydraulic drive device18 Aug 2026US 12,710,061 B2Kawasaki Jukogyo Kabushiki Kaisha
- Fluid controller21 Jul 2026US 12,687,183 B2Kawasaki Jukogyo Kabushiki Kaisha
- Hybrid architecture for smart power management on off-highway machines18 Jun 2026US 2026/0168211 A1Deere & Company
- Asphalt finisher4 Jun 2026US 2026/0152905 A1Sumitomo Construction Machinery Co., Ltd.
- Control System of Work Machine19 Mar 2026US 2026/0078567 A1Hitachi Construction Machinery Co., Ltd.
- Displacement Power Controllers and Applications5 Mar 2026US 2026/0063150 A1Perisseuma Technologies LLC
- 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
- Buckled actuator with enhanced restoring force120US 5,901,939 AHoneywell Inc. · 1999
- Hydraulic circuit and control system therefor115US 5,138,838 ACaterpillar Inc. · 1992
- Variable pressure control system for dual acting actuators108US 8,550,020 B2Precision Planting LLC · 2013
- Addressable valve arrays for proportional pressure or flow control88US 6,240,944 B1Honeywell International Inc. · 2001
- Clutched hydraulic system for a refuse vehicle56US 9,494,170 B2Oshkosh Corporation · 2016