F15B 11/165
For adjusting the pump output or bypass in response to demand
Official title: {for adjusting the pump output or bypass in response to demand}
F15B11/165 (For adjusting the pump output or bypass in response to demand) appears on 394 US grants and 320 published applications in this corpus.
Search patents in F15B- Granted patents
- 394
- Published applications
- 320
- Assignees
- 135
- Inventors
- 661
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 9 | 0 |
| 1980 | 5 | 0 |
| 1981 | 6 | 0 |
| 1982 | 7 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 3 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 6 | 0 |
| 1993 | 7 | 0 |
| 1994 | 6 | 0 |
| 1995 | 6 | 0 |
| 1996 | 5 | 0 |
| 1997 | 4 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 6 | 0 |
| 2002 | 5 | 6 |
| 2003 | 5 | 8 |
| 2004 | 5 | 7 |
| 2005 | 5 | 13 |
| 2006 | 8 | 11 |
| 2007 | 9 | 16 |
| 2008 | 8 | 9 |
| 2009 | 10 | 12 |
| 2010 | 7 | 11 |
| 2011 | 8 | 6 |
| 2012 | 2 | 7 |
| 2013 | 7 | 13 |
| 2014 | 6 | 6 |
| 2015 | 8 | 12 |
| 2016 | 7 | 16 |
| 2017 | 13 | 12 |
| 2018 | 12 | 22 |
| 2019 | 25 | 12 |
| 2020 | 13 | 15 |
| 2021 | 21 | 17 |
| 2022 | 23 | 15 |
| 2023 | 19 | 25 |
| 2024 | 17 | 23 |
| 2025 | 22 | 18 |
| 2026 | 14 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Electrohydraulic control device and adjustable hydraulic pump system6 Oct 2026US 12,753,781 B2HAWE Hydraulik SE
- Hybrid electro-hydraulic load sensing system and control method thereof15 Sep 2026US 12,736,067 B2Chongqing University
- Hydraulic assembly and commercial vehicle21 Jul 2026US 12,687,178 B2Deere & Company
- Pneumatic system flow balancing architecture and method23 Jun 2026US 12,663,028 B2The Boeing Company
- Volume follow supply9 Jun 2026US 12,650,135 B2Hydac Fluidtechnik GmbH
- Work Machine13 Aug 2026US 2026/0234907 A1Hitachi Construction Machinery Co., Ltd.
- Construction machine and control method thereof18 Jun 2026US 2026/0168209 A1Hd Hyundai Infracore Co., Ltd.
- System and Method for Controlling a Hydraulic Supply System on a Mobile Machine18 Jun 2026US 2026/0168520 A1AGCO International GmbH
- System and Method for Controlling a Hydraulic Supply System on a Mobile Machine11 Jun 2026US 2026/0160276 A1AGCO International GmbH
- Working machine26 Mar 2026US 2026/0085495 A1Kubota Corporation
Most cited
By later US patents
- Cartridge valve having solenoid bypass and integral relief valve94US 5,992,450 AEaton Corporation · 1999
- Variable flow hydraulic system73US 6,029,445 ACase Corporation · 2000
- Control system for load-sensing hydraulic drive circuit65US 4,967,557 AHitachi Construction Machinery Co., Ltd. · 1990
- Hydraulic circuit utilizing a compensator pressure selecting value51US 5,209,063 AKabushiki Kaisha Komatsu Seisakusho · 1993
- Load sensing hydraulic control system for variable displacement pump44US 6,216,456 B1Caterpillar Inc. · 2001