F16K 31/061
Sliding valves
Official title: {Sliding valves}
F16K31/061 (Sliding valves) appears on 656 US grants and 682 published applications in this corpus.
Search patents in F16K- Granted patents
- 656
- Published applications
- 682
- Assignees
- 285
- Inventors
- 1,200
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 2 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 8 | 0 |
| 1987 | 5 | 0 |
| 1988 | 4 | 0 |
| 1989 | 3 | 0 |
| 1990 | 3 | 0 |
| 1991 | 2 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 1 | 0 |
| 1995 | 3 | 0 |
| 1996 | 5 | 0 |
| 1997 | 7 | 0 |
| 1998 | 5 | 0 |
| 1999 | 12 | 0 |
| 2000 | 8 | 0 |
| 2001 | 9 | 8 |
| 2002 | 11 | 17 |
| 2003 | 16 | 17 |
| 2004 | 19 | 24 |
| 2005 | 13 | 23 |
| 2006 | 19 | 22 |
| 2007 | 6 | 19 |
| 2008 | 9 | 23 |
| 2009 | 11 | 21 |
| 2010 | 11 | 22 |
| 2011 | 14 | 19 |
| 2012 | 15 | 22 |
| 2013 | 21 | 20 |
| 2014 | 16 | 24 |
| 2015 | 24 | 40 |
| 2016 | 28 | 29 |
| 2017 | 37 | 38 |
| 2018 | 37 | 45 |
| 2019 | 30 | 45 |
| 2020 | 43 | 60 |
| 2021 | 45 | 53 |
| 2022 | 46 | 27 |
| 2023 | 37 | 25 |
| 2024 | 32 | 18 |
| 2025 | 11 | 13 |
| 2026 | 8 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Lube control flow valves for vehicle rear cases and differentials6 Oct 2026US 12,753,832 B2Sonnax Transmission Company
- Valve and valve assembly method1 Sep 2026US 12,723,673 B2Eagle Industry Co., Ltd.
- Hydraulic smart valve25 Aug 2026US 12,716,515 B2Dpc Hydraulics S.R.L.
- Electro-magnetic thermal control valve4 Aug 2026US 12,698,838 B2Ingersoll-Rand Industrial U.S., Inc.
- Braking system for a vehicle30 Jun 2026US 12,668,286 B2WABTEC Hauts-de-France
- Three-stage pilot inverse proportional pressure-reducing solenoid valve30 Jul 2026US 2026/0218807 A1Hangzhou Ruiheng Electromagnetic Technology Co., Ltd
- Valve for an endoscope16 Jul 2026US 2026/0198764 A1Boston Scientific Scimed, Inc.
- Electric hydraulic thermal control valve2 Jul 2026US 2026/0185628 A1
- Directional Valve for a Heat Pump and Heat Pump28 May 2026US 2026/0146677 A1Viessmann Holding International GmbH
- Magnetically latched reversing valve23 Apr 2026US 2026/0110469 A1
Most cited
By later US patents
- Servo positioning system90US 5,787,915 AJ. Otto Byers & Associates · 1998
- Digital two, three, and four way solenoid control valves68US 5,640,987 A1997
- Pulse modulated hydraulic valve52US 4,979,542 ASiemens Automotive Corporation · 1990
- Flow control solenoid valve apparatus52US 5,108,070 AMitsubishi Denki Kabushiki Kaisha · 1992
- Fluid flow rate control valve, anchor for mover and fuel injection system51US 7,131,426 B2Bosch Corporation · 2006