F15B 2211/6309
The pressure being a pressure source supply pressure
Official title: the pressure being a pressure source supply pressure
F15B2211/6309 (The pressure being a pressure source supply pressure) appears on 625 US grants and 656 published applications in this corpus.
Search patents in F15B- Granted patents
- 625
- Published applications
- 656
- Assignees
- 269
- Inventors
- 1,295
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 3 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 4 | 0 |
| 1995 | 5 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 7 | 0 |
| 2000 | 7 | 0 |
| 2001 | 23 | 1 |
| 2002 | 7 | 7 |
| 2003 | 9 | 15 |
| 2004 | 15 | 13 |
| 2005 | 8 | 9 |
| 2006 | 9 | 9 |
| 2007 | 6 | 8 |
| 2008 | 6 | 10 |
| 2009 | 7 | 14 |
| 2010 | 3 | 21 |
| 2011 | 15 | 16 |
| 2012 | 9 | 25 |
| 2013 | 21 | 26 |
| 2014 | 18 | 17 |
| 2015 | 13 | 18 |
| 2016 | 18 | 31 |
| 2017 | 20 | 27 |
| 2018 | 25 | 44 |
| 2019 | 31 | 38 |
| 2020 | 47 | 44 |
| 2021 | 54 | 51 |
| 2022 | 40 | 56 |
| 2023 | 42 | 41 |
| 2024 | 48 | 52 |
| 2025 | 53 | 40 |
| 2026 | 19 | 23 |
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
- Work machine accessory motor load protection8 Sep 2026US 12,729,699 B2Caterpillar Inc.
- Method for providing at least one item of information relating to a hydraulic system25 Aug 2026US 12,716,433 B2KSB SE & Co. KGaA
- Hydraulic drive system5 May 2026US 12,618,421 B2Kawasaki Jukogyo Kabushiki Kaisha
- Hydraulic system5 May 2026US 12,618,467 B2Kawasaki Jukogyo Kabushiki Kaisha
- Hauling Vehicle27 Aug 2026US 2026/0249901 A1Hitachi Construction Machinery Co., Ltd.
- Transport vehicle20 Aug 2026US 2026/0241846 A1Hitachi Construction Machinery Co., Ltd.
- Method Of Adjusting Relief Pressure Of Relief Valve For Swing Motor13 Aug 2026US 2026/0234899 A1Caterpillar SARL
- Work Machine13 Aug 2026US 2026/0234907 A1Hitachi Construction Machinery Co., Ltd.
- Mobile machine with improved electric powered actuator system6 Aug 2026US 2026/0226710 A1Moog Inc.
Most cited
By later US patents
- Hydraulic circuit and control system therefor115US 5,138,838 ACaterpillar Inc. · 1992
- Systems and methods for energy storage and recovery using compressed gas96US 7,832,207 B2SustainX, Inc. · 2010
- Hydraulic system with cross function regeneration90US 6,502,393 B1HUSCO International, Inc. · 2003
- Hydraulic circuit with a return line metering valve and method of operation81US 6,467,264 B1HUSCO International, Inc. · 2002
- Systems and methods for energy storage and recovery using rapid isothermal gas expansion and compression73US 7,874,155 B2SustainX, Inc. · 2011