F16K 31/0603
Multiple-way valves
Official title: {Multiple-way valves}
F16K31/0603 (Multiple-way valves) appears on 1,367 US grants and 1,351 published applications in this corpus.
Search patents in F16K- Granted patents
- 1,367
- Published applications
- 1,351
- Assignees
- 591
- Inventors
- 2,421
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 12 | 0 |
| 1977 | 5 | 0 |
| 1978 | 6 | 0 |
| 1979 | 4 | 0 |
| 1980 | 6 | 0 |
| 1981 | 8 | 0 |
| 1982 | 10 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 14 | 0 |
| 1986 | 20 | 0 |
| 1987 | 10 | 0 |
| 1988 | 11 | 0 |
| 1989 | 7 | 0 |
| 1990 | 9 | 0 |
| 1991 | 9 | 0 |
| 1992 | 12 | 0 |
| 1993 | 10 | 0 |
| 1994 | 5 | 0 |
| 1995 | 12 | 0 |
| 1996 | 12 | 0 |
| 1997 | 13 | 0 |
| 1998 | 17 | 0 |
| 1999 | 21 | 0 |
| 2000 | 23 | 0 |
| 2001 | 14 | 11 |
| 2002 | 21 | 27 |
| 2003 | 25 | 45 |
| 2004 | 38 | 36 |
| 2005 | 27 | 49 |
| 2006 | 35 | 51 |
| 2007 | 20 | 44 |
| 2008 | 23 | 43 |
| 2009 | 19 | 43 |
| 2010 | 19 | 33 |
| 2011 | 23 | 39 |
| 2012 | 29 | 48 |
| 2013 | 37 | 34 |
| 2014 | 38 | 37 |
| 2015 | 44 | 79 |
| 2016 | 60 | 61 |
| 2017 | 62 | 77 |
| 2018 | 70 | 72 |
| 2019 | 53 | 82 |
| 2020 | 75 | 121 |
| 2021 | 83 | 98 |
| 2022 | 92 | 61 |
| 2023 | 74 | 59 |
| 2024 | 61 | 47 |
| 2025 | 34 | 39 |
| 2026 | 28 | 15 |
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
- Device for connecting two components with improved tensile strength8 Sep 2026US 12,729,708 B2Bontaz Centre
- Solenoid valve8 Sep 2026US 12,729,777 B2Buerkert Werke GmbH
- Solenoid valve with improved damping and method for producing same8 Sep 2026US 12,729,780 B2KNORR-BREMSE Systeme fuer Nutzfahrzeuge GmbH
- Valve and valve assembly method1 Sep 2026US 12,723,673 B2Eagle Industry Co., Ltd.
- 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.
- Solenoid valve unit, cleaning device, and vehicle9 Jul 2026US 2026/0194151 A1Schaeffler Technologies AG & Co. KG
- Electric hydraulic thermal control valve2 Jul 2026US 2026/0185628 A1
- Solenoid valve with improved airflow and method for the production thereof2 Jul 2026US 2026/0185629 A1
Most cited
By later US patents
- Poppet diaphragm valve110US 5,007,458 AParker-Hannifin Corporation · 1991
- Suspension control apparatus utilizing a PWM type proportional solenoid valve109US 6,067,490 ATokico Ltd. · 2000
- Solenoid valve with permanent magnet91US 6,199,587 B12001
- Servo positioning system90US 5,787,915 AJ. Otto Byers & Associates · 1998
- Solenoid operated pressure control valve76US 4,998,559 AColtec Industries Inc. · 1991