F16K 47/01
Damping of valve members
Official title: {Damping of valve members}
F16K47/01 (Damping of valve members) appears on 181 US grants and 122 published applications in this corpus.
Search patents in F16K- Granted patents
- 181
- Published applications
- 122
- Assignees
- 151
- Inventors
- 397
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 3 | 0 |
| 1979 | 1 | 0 |
| 1980 | 5 | 0 |
| 1981 | 4 | 0 |
| 1982 | 6 | 0 |
| 1983 | 4 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 3 | 0 |
| 1987 | 5 | 0 |
| 1988 | 10 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 0 | 0 |
| 1993 | 6 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 4 | 0 |
| 2001 | 2 | 0 |
| 2002 | 4 | 2 |
| 2003 | 2 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 4 |
| 2009 | 0 | 1 |
| 2010 | 2 | 0 |
| 2011 | 1 | 0 |
| 2012 | 0 | 1 |
| 2013 | 4 | 1 |
| 2014 | 2 | 6 |
| 2015 | 4 | 5 |
| 2016 | 3 | 1 |
| 2017 | 0 | 1 |
| 2018 | 0 | 3 |
| 2019 | 2 | 7 |
| 2020 | 4 | 10 |
| 2021 | 8 | 7 |
| 2022 | 10 | 19 |
| 2023 | 21 | 25 |
| 2024 | 12 | 5 |
| 2025 | 13 | 13 |
| 2026 | 6 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Solenoid valve with improved damping and method for producing same8 Sep 2026US 12,729,780 B2KNORR-BREMSE Systeme fuer Nutzfahrzeuge GmbH
- Vibration reducing device25 Aug 2026US 12,716,522 B2FMC Technologies, Inc.
- Pneumatic actuator dampener system and method7 Jul 2026US 12,674,523 B2Baker Hughes Pressure Control LLC
- Valve21 Apr 2026US 12,607,272 B2Microtecnica S.R.L.
- Flow restrictor24 Mar 2026US 12,584,562 B2Ofip Limited
- Dual action flow reversing valve with bi-stable state23 Jul 2026US 2026/0210447 A1Neoperl GmbH
- Switching valve and switching unit for switching at least two fluid channels18 Jun 2026US 2026/0168579 A1Mann+Hummel GmbH
- Fuel cut-off valve18 Jun 2026US 2026/0168587 A1Unick Corporation
- Vibration reducing device21 May 2026US 2026/0139763 A1FMC Technologies, Inc.
- Dual air admittance valve26 Mar 2026US 2026/0085507 A1
Most cited
By later US patents
- Pressure relief valve99US 5,230,364 ATokimec Inc. · 1993
- Positive end expiratory pressure device79US 4,182,366 A1980
- Valve and dash-pot assembly79US 4,601,309 AThe United States of America as represented by the United States Department of Energy · 1986
- Sprinkle with velocity control disc78US 5,927,607 AHunter Industries, Inc. · 1999
- Check valve75US 5,183,075 A1993