F16K 31/0634
With fixed seats positioned between movable valve members
Official title: {with fixed seats positioned between movable valve members}
F16K31/0634 (With fixed seats positioned between movable valve members) appears on 150 US grants and 128 published applications in this corpus.
Search patents in F16K- Granted patents
- 150
- Published applications
- 128
- Assignees
- 95
- Inventors
- 300
- Latest grant
- 28 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 4 | 0 |
| 1992 | 3 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 4 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 2 | 0 |
| 2002 | 3 | 2 |
| 2003 | 2 | 6 |
| 2004 | 7 | 5 |
| 2005 | 8 | 13 |
| 2006 | 7 | 10 |
| 2007 | 4 | 1 |
| 2008 | 2 | 7 |
| 2009 | 3 | 4 |
| 2010 | 0 | 5 |
| 2011 | 3 | 6 |
| 2012 | 3 | 5 |
| 2013 | 3 | 3 |
| 2014 | 6 | 3 |
| 2015 | 5 | 12 |
| 2016 | 6 | 3 |
| 2017 | 7 | 3 |
| 2018 | 4 | 5 |
| 2019 | 4 | 8 |
| 2020 | 3 | 8 |
| 2021 | 7 | 3 |
| 2022 | 7 | 6 |
| 2023 | 6 | 5 |
| 2024 | 6 | 2 |
| 2025 | 2 | 3 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- 2-stage cold gas thruster28 Oct 2025US 12,454,371 B2Woodward, Inc.
- Capacity control valve8 Apr 2025US 12,270,476 B2Eagle Industry Co., Ltd.
- Latching valve19 Nov 2024US 12,146,583 B2Leggett & Platt Canada Co.
- Solenoid valve22 Oct 2024US 12,123,514 B2HUSCO Automotive Holdings LLC
- Electropneumatic solenoid valve, field device having solenoid valve and diagnostic method for electropneumatic solenoid valve15 Oct 2024US 12,117,092 B2Samson Aktiengesellschaft
- Three-way valve25 Sep 2025US 2025/0297685 A1
- Latching valve8 May 2025US 2025/0146594 A1Leggett & Platt Canada Co.
- Valve device30 Jan 2025US 2025/0035220 A1Mikuni Corporation
- Hydraulic actuating system for a braking system having a 3/2-way valve for selective connection of the main brake cylinder either to the travel simulator or to at least one brake circuit5 Sep 2024US 2024/0294158 A1Ipgate AG
- 2-stage cold gas thruster29 Feb 2024US 2024/0067365 A1Woodward, Inc.
Most cited
By later US patents
- Poppet diaphragm valve110US 5,007,458 AParker-Hannifin Corporation · 1991
- Solenoid operated pressure control valve76US 4,998,559 AColtec Industries Inc. · 1991
- Three-way solenoid valve and method of fabricating same43US 5,135,027 AAisin Aw Co., Ltd. · 1992
- Capacity control valve37US 6,772,990 B2Eagle Industry Co., Ltd. · 2004
- Valve comprising elastic sealing elements37US 6,814,102 B2Robert Bosch GmbH · 2004