F15B 2211/31576
Having a single pressure source and a single output member
Official title: having a single pressure source and a single output member
F15B2211/31576 (Having a single pressure source and a single output member) appears on 334 US grants and 174 published applications in this corpus.
Search patents in F15B- Granted patents
- 334
- Published applications
- 174
- Assignees
- 168
- Inventors
- 579
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 9 | 0 |
| 1977 | 3 | 0 |
| 1978 | 4 | 0 |
| 1979 | 8 | 0 |
| 1980 | 7 | 0 |
| 1981 | 6 | 0 |
| 1982 | 8 | 0 |
| 1983 | 5 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 3 | 0 |
| 1991 | 6 | 0 |
| 1992 | 8 | 0 |
| 1993 | 6 | 0 |
| 1994 | 8 | 0 |
| 1995 | 9 | 0 |
| 1996 | 7 | 0 |
| 1997 | 6 | 0 |
| 1998 | 18 | 0 |
| 1999 | 7 | 0 |
| 2000 | 8 | 0 |
| 2001 | 17 | 1 |
| 2002 | 13 | 9 |
| 2003 | 10 | 25 |
| 2004 | 18 | 20 |
| 2005 | 16 | 13 |
| 2006 | 12 | 13 |
| 2007 | 11 | 8 |
| 2008 | 7 | 12 |
| 2009 | 6 | 10 |
| 2010 | 7 | 7 |
| 2011 | 7 | 9 |
| 2012 | 3 | 2 |
| 2013 | 7 | 0 |
| 2014 | 3 | 0 |
| 2015 | 1 | 1 |
| 2016 | 2 | 1 |
| 2017 | 2 | 3 |
| 2018 | 2 | 3 |
| 2019 | 0 | 4 |
| 2020 | 6 | 8 |
| 2021 | 8 | 5 |
| 2022 | 6 | 6 |
| 2023 | 9 | 3 |
| 2024 | 1 | 6 |
| 2025 | 3 | 5 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Valves for controlling flow of pressurized fluid to a tool5 May 2026US 12,618,485 B2Enerpac Tool Group Corp.
- Hydraulic system for work machine, work machine, and method for controlling hydraulic system28 Apr 2026US 12,612,757 B2Komatsu Ltd.
- Working machine and control method therefor31 Mar 2026US 12,590,596 B2Kubota Corporation
- Valve device29 Jul 2025US 12,372,157 B2KYB Corporation
- Hydraulic arrangement27 May 2025US 12,313,100 B2Danfoss Power Solutions ApS
- Safety valve device25 Dec 2025US 2025/0389287 A1Festo AG & Co.
- Working machine and control method therefor2 Oct 2025US 2025/0305523 A1Kubota Corporation
- Working machine and method of controlling working machine11 Sep 2025US 2025/0283303 A1Kubota Corporation
- Wing force management system for an agricultural implement14 Aug 2025US 2025/0255209 A1CNH Industrial America LLC
- Valves for controlling flow of pressurized fluid to a tool10 Jul 2025US 2025/0224042 A1Enerpac Tool Group Corp.
Most cited
By later US patents
- Pneumatically operated mechanism1,103US 6,050,172 AEmhart Glass S. A. · 2000
- Linear servoactuator with integrated transformer position sensor158US 4,628,499 AScientific-Atlanta, Inc. · 1986
- Regenerative adaptive fluid motor control77US 6,349,543 B12002
- Control system for load-sensing hydraulic drive circuit65US 4,967,557 AHitachi Construction Machinery Co., Ltd. · 1990
- Control valve system for blowout preventers58US 4,509,405 ANL Industries, Inc. · 1985