F16K 47/14
The throttling member being a perforated membrane
Official title: the throttling member being a perforated membrane
F16K47/14 (The throttling member being a perforated membrane) appears on 39 US grants and 34 published applications in this corpus.
Search patents in F16K- Granted patents
- 39
- Published applications
- 34
- Assignees
- 24
- Inventors
- 70
- Latest grant
- 7 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 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 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 2 |
| 2007 | 0 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 2 | 1 |
| 2012 | 0 | 1 |
| 2013 | 1 | 2 |
| 2014 | 0 | 0 |
| 2015 | 1 | 1 |
| 2016 | 0 | 3 |
| 2017 | 3 | 1 |
| 2018 | 1 | 3 |
| 2019 | 2 | 4 |
| 2020 | 4 | 2 |
| 2021 | 5 | 2 |
| 2022 | 3 | 2 |
| 2023 | 2 | 2 |
| 2024 | 2 | 4 |
| 2025 | 3 | 0 |
| 2026 | 1 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Double wall plug control valve41US 4,041,982 AKieley & Mueller, Inc. · 1977
- Silencer for perforated plate flow conditioner31US 7,073,534 B22006
- Three-dimensional manufacturing of quieting valve having complex passages17US 10,302,224 B2Marotta Controls, Inc. · 2019
- Noise attenuation in a check valve unit or apparatus for producing vacuum12US 9,534,704 B2Dayco IP Holdings, LLC · 2017
- Single-seat globe control valve10US 4,276,906 A1981