F15B 2211/7052
Single-acting output members
F15B2211/7052 (Single-acting output members) appears on 368 US grants and 323 published applications in this corpus.
Search patents in F15B- Granted patents
- 368
- Published applications
- 323
- Assignees
- 259
- Inventors
- 765
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 6 | 0 |
| 1981 | 3 | 0 |
| 1982 | 5 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 5 | 0 |
| 1988 | 2 | 0 |
| 1989 | 5 | 0 |
| 1990 | 1 | 0 |
| 1991 | 2 | 0 |
| 1992 | 6 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 3 | 0 |
| 1998 | 10 | 0 |
| 1999 | 4 | 0 |
| 2000 | 8 | 0 |
| 2001 | 10 | 1 |
| 2002 | 9 | 11 |
| 2003 | 3 | 10 |
| 2004 | 12 | 11 |
| 2005 | 9 | 7 |
| 2006 | 5 | 9 |
| 2007 | 7 | 12 |
| 2008 | 5 | 7 |
| 2009 | 3 | 10 |
| 2010 | 4 | 4 |
| 2011 | 9 | 2 |
| 2012 | 6 | 4 |
| 2013 | 4 | 5 |
| 2014 | 1 | 9 |
| 2015 | 4 | 11 |
| 2016 | 10 | 9 |
| 2017 | 12 | 21 |
| 2018 | 15 | 16 |
| 2019 | 16 | 27 |
| 2020 | 25 | 21 |
| 2021 | 22 | 23 |
| 2022 | 17 | 17 |
| 2023 | 19 | 18 |
| 2024 | 17 | 26 |
| 2025 | 21 | 16 |
| 2026 | 12 | 16 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Single acting hydraulic cylinder with head end cushioning25 Aug 2026US 12,716,430 B2Wipro Enterprises Pvt Ltd
- Valve control device18 Aug 2026US 12,710,110 B2Alfa Laval Corporate AB
- Systems and methods for synchronized valve actuation28 Jul 2026US 12,693,691 B2Swagelok Company
- Regulator having check valve manifold for use in subsea control circuit9 Jun 2026US 12,650,052 B2National Coupling Company, Inc.
- Walking excavator2 Jun 2026US 12,644,249 B2Kaiser Aktiengesellschaft
- Dual-wall cylinder for fluid control device actuator13 Aug 2026US 2026/0235144 A1
- Hydraulic Isolation Cylinder-Based System6 Aug 2026US 2026/0226921 A1SRI Energy, Inc.
- Hydraulic actuator6 Aug 2026US 2026/0226922 A1Svm Schultz Verwaltungs-GmbH & Co.KG
- Fluid control assembly and system16 Jul 2026US 2026/0201971 A9Precision Planting LLC
- Hydraulic or pneumatic actuator for trip valves of steam turbines or turbo-expanders7 May 2026US 2026/0126127 A1Nuovo Pignone Tecnologie Srl
Most cited
By later US patents
- Fluid power distribution and control system111US 10,161,423 B2Sauer-Danfoss ApS · 2018
- Regenerative adaptive fluid motor control77US 6,349,543 B12002
- Hydraulic tensioner50US 6,383,103 B1Tsubakimoto Chain Co. · 2002
- Hydraulic actuator apparatus for a surgical table45US 6,886,200 B2Hill-Rom Services, Inc. · 2005
- Control valve and hydraulic system employing same42US 4,696,163 ARexa Corporation · 1987