F15B 2013/0409
Position sensing or feedback of the valve member
Official title: {Position sensing or feedback of the valve member}
F15B2013/0409 (Position sensing or feedback of the valve member) appears on 134 US grants and 131 published applications in this corpus.
Search patents in F15B- Granted patents
- 134
- Published applications
- 131
- Assignees
- 86
- Inventors
- 296
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 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 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 7 | 1 |
| 2002 | 5 | 5 |
| 2003 | 4 | 7 |
| 2004 | 3 | 2 |
| 2005 | 4 | 2 |
| 2006 | 1 | 3 |
| 2007 | 2 | 1 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 0 |
| 2013 | 1 | 1 |
| 2014 | 1 | 1 |
| 2015 | 1 | 3 |
| 2016 | 1 | 1 |
| 2017 | 3 | 8 |
| 2018 | 3 | 11 |
| 2019 | 10 | 10 |
| 2020 | 14 | 23 |
| 2021 | 14 | 10 |
| 2022 | 14 | 9 |
| 2023 | 10 | 15 |
| 2024 | 14 | 6 |
| 2025 | 8 | 7 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multi-channel flow control system15 Sep 2026US 12,736,069 B2Industrial Technology Research Institute
- Valve degradation detection via stroke time analysis6 Jan 2026US 12,517,496 B2Fisher Controls International LLC
- Systems and assemblies associated with a flexible printed circuit board with coils printed thereon for indicating position of a movable member25 Nov 2025US 12,484,150 B2Sun Hydraulics, LLC
- Valve device11 Nov 2025US 12,467,482 B2Hydac Mobilhydraulik GmbH
- Hydraulic force fight mitigation7 Oct 2025US 12,435,740 B2Woodward, Inc.
- High flow intelligent positioner6 Aug 2026US 2026/0226999 A1Sti Co., Ltd.
- Multi-channel flow control system11 Jun 2026US 2026/0160277 A1Industrial Technology Research Institute
- Hydraulic force fight mitigation8 Jan 2026US 2026/0009408 A1Woodward, Inc.
- Lvdt-built-in linear motor30 Oct 2025US 2025/0337308 A1Yuken Kogyo Kabushiki Kaisha
- Hydraulic valve assembly25 Sep 2025US 2025/0297623 A1HAWE Hydraulik SE
Most cited
By later US patents
- Magnetic position sensor for measuring linear displacement1,173US 6,670,806 B2Koninklijke Philips Electronics N. V. · 2003
- Hydraulic valves34US 5,806,565 AMicrohydraulics, Inc. · 1998
- Double actuator control valve that has a neutral position33US 6,105,616 ASturman Industries, Inc. · 2000
- Hall effect valve spool position sensor32US 6,152,172 AHUSCO International, Inc. · 2000
- Electrohydraulic control module31US 4,150,686 ATextron Inc. · 1979