F15B 2211/875
Control measures for coping with failures
F15B2211/875 (Control measures for coping with failures) appears on 395 US grants and 461 published applications in this corpus.
Search patents in F15B- Granted patents
- 395
- Published applications
- 461
- Assignees
- 252
- Inventors
- 906
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 0 |
| 2004 | 1 | 1 |
| 2005 | 0 | 6 |
| 2006 | 3 | 7 |
| 2007 | 7 | 6 |
| 2008 | 6 | 14 |
| 2009 | 6 | 8 |
| 2010 | 4 | 8 |
| 2011 | 7 | 10 |
| 2012 | 7 | 8 |
| 2013 | 11 | 10 |
| 2014 | 4 | 29 |
| 2015 | 9 | 24 |
| 2016 | 26 | 20 |
| 2017 | 27 | 22 |
| 2018 | 14 | 33 |
| 2019 | 25 | 39 |
| 2020 | 38 | 33 |
| 2021 | 38 | 47 |
| 2022 | 37 | 32 |
| 2023 | 32 | 38 |
| 2024 | 37 | 21 |
| 2025 | 29 | 33 |
| 2026 | 13 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Redundant hydraulic system1 Sep 2026US 12,722,687 B2Parker Hannfin EMEA S.à.r.l.
- Switching unit and pneumatic system1 Sep 2026US 12,723,604 B2Berlin Heart GmbH
- Hydraulic power steering system25 Aug 2026US 12,715,501 B2Hydac New Technologies GmbH
- Hydraulic braking energy utilization for emergency steering, braking, charging accumulator(s), and/or work functions to reduce or prevent engine from overspeed, assist acceleration and/or unlimited towing21 Jul 2026US 12,687,181 B2Applied Industrial Technologies, Inc.
- Protection for a circuit for controlling the orientation of propeller blades of an aircraft engine7 Jul 2026US 12,674,475 B2Safran Aircraft Engines
- Hauling Vehicle27 Aug 2026US 2026/0249901 A1Hitachi Construction Machinery Co., Ltd.
- Quick release scotch yoke actuator6 Aug 2026US 2026/0226885 A1Bray International, Inc.
- Hydraulic Isolation Cylinder-Based System6 Aug 2026US 2026/0226921 A1SRI Energy, Inc.
- Hydraulic System having an Inertia Charging Arrangement25 Jun 2026US 2026/0177086 A1Robert Bosch GmbH
- Triple redundancy assembly in process control systems18 Jun 2026US 2026/0169506 A1Rotex Automation Limited
Most cited
By later US patents
- Fail-safe actuation system926US 9,239,064 B2Moog Inc. · 2016
- Dynamic activation of pumps of a fluid power system166US 10,040,541 B2The Boeing Company · 2018
- Electro-hydraulic actuator system52US 7,191,593 B1Northrop Grumman Corporation · 2007
- Flow sensing auxiliary pump by-pass valve39US 4,116,577 ANational Machine Company · 1978
- Control for hydraulic drive or actuator39US 5,829,335 AMannesmann Rexroth GmbH · 1998