F15B 13/0436
The pilot valves being of the steerable jet type
Official title: {the pilot valves being of the steerable jet type}
F15B13/0436 (The pilot valves being of the steerable jet type) appears on 64 US grants and 55 published applications in this corpus.
Search patents in F15B- Granted patents
- 64
- Published applications
- 55
- Assignees
- 31
- Inventors
- 96
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 1 |
| 2007 | 1 | 1 |
| 2008 | 1 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 0 | 2 |
| 2012 | 0 | 0 |
| 2013 | 0 | 3 |
| 2014 | 1 | 2 |
| 2015 | 2 | 2 |
| 2016 | 2 | 3 |
| 2017 | 2 | 6 |
| 2018 | 3 | 9 |
| 2019 | 2 | 7 |
| 2020 | 13 | 6 |
| 2021 | 7 | 2 |
| 2022 | 4 | 2 |
| 2023 | 1 | 1 |
| 2024 | 3 | 3 |
| 2025 | 2 | 2 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Fluid system with multi-mode transfer valve1 Jul 2025US 12,345,280 B2Rtx Corporation
- Three way transfer valve for parallel electrohydraulic servo valve control of actuator10 Dec 2024US 12,163,537 B1Hamilton Sundstrand Corporation
- Parallel electrohydraulic servo valve controlled actuator with failure accommodation24 Apr 2025US 2025/0129807 A1Hamilton Sundstrand Corporation
- Fluid system with multi-mode transfer valve27 Feb 2025US 2025/0067284 A1Rtx Corporation
- System and method for adjusting a valve5 Dec 2024US 2024/0401618 A1Liebherr-Aerospace Lindenberg GmbH
- Servovalve3 Oct 2024US 2024/0328437 A1Hamilton Sundstrand Corporation
- Two-stage servo valve27 Jun 2024US 2024/0209875 A1Goodrich Actuation Systems Limited
Most cited
By later US patents
- Fluid pressure device48US 4,596,271 A1986
- Electro-hydraulic proportional control servo valve39US 4,201,116 ACessna Aircraft Company · 1980
- Electrohydraulic control system37US 4,061,155 ARobert Bosch GmbH · 1977
- Electro-hydraulic directional control valve31US 4,543,875 AMannesmann Rexroth GmbH · 1985
- Electrohydraulic directional control valve system19US 4,266,572 ARobert Bosch GmbH · 1981