F15B 13/028
Shuttle valves
Official title: {Shuttle valves}
F15B13/028 (Shuttle valves) appears on 53 US grants and 51 published applications in this corpus.
Search patents in F15B- Granted patents
- 53
- Published applications
- 51
- Assignees
- 39
- Inventors
- 114
- Latest grant
- 4 Nov 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 3 |
| 2011 | 0 | 0 |
| 2012 | 1 | 1 |
| 2013 | 2 | 2 |
| 2014 | 1 | 0 |
| 2015 | 1 | 8 |
| 2016 | 2 | 3 |
| 2017 | 4 | 4 |
| 2018 | 5 | 5 |
| 2019 | 11 | 5 |
| 2020 | 5 | 5 |
| 2021 | 4 | 2 |
| 2022 | 3 | 8 |
| 2023 | 6 | 2 |
| 2024 | 2 | 2 |
| 2025 | 3 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Shuttle valve, directional control valve module, and pneumatic or hydraulic assembly4 Nov 2025US 12,460,657 B2Voith Patent GmbH
- Additive manufacturing and generative design hydraulic shuttle valve17 Jun 2025US 12,331,837 B2The Boeing Company
- Lubrication for an electric drive arrangement for a vehicle15 Apr 2025US 12,276,335 B2GKN Automotive AG
- Redundant hydraulic power pack architecture for aircraft main landing gear system30 Jul 2024US 12,049,302 B2Eaton Intelligent Power Limited
- Flow rate controller and drive device equipped with same4 Jun 2024US 12,000,413 B2SMC Corporation
- Hydraulic valve spool through which a fluid can flow, bidirectional control valve, and method27 Feb 2025US 2025/0067351 A1ETO Magnetic GmbH
- Shuttle valve, directional control valve module, and pneumatic or hydraulic assembly14 Nov 2024US 2024/0376912 A1Voith Patent GmbH
- Electric drive arrangement for a vehicle15 Aug 2024US 2024/0271692 A1GKN Automotive AG
- Redundant valve manifold system2 Nov 2023US 2023/0349401 A1Ross Operating Valve Company
- Shuttle valve poppet mechanism26 Jan 2023US 2023/0021842 A1The Boeing Company
Most cited
By later US patents
- Pressure biased shuttle valve106US 6,257,268 B1Gilmore Valve Co., Ltd. · 2001
- Cushioned shuttle valve53US 4,253,481 AGilmore Valve Co., Ltd. · 1981
- Shuttle valve36US 8,397,742 B2DTL Technologies, Inc. · 2013
- Pressure feedback shuttle valve17US 8,469,048 B2Parker-Hannifin Corporation · 2013
- Load resolver7US 4,249,557 ACaterpillar Tractor Co. · 1981