F16K 15/1401
Having a plurality of independent valve members
Official title: {having a plurality of independent valve members}
F16K15/1401 (Having a plurality of independent valve members) appears on 81 US grants and 40 published applications in this corpus.
Search patents in F16K- Granted patents
- 81
- Published applications
- 40
- Assignees
- 63
- Inventors
- 151
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 4 | 0 |
| 1978 | 3 | 0 |
| 1979 | 3 | 0 |
| 1980 | 3 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 0 | 0 |
| 1987 | 3 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 1 | 0 |
| 2000 | 5 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 1 |
| 2003 | 1 | 2 |
| 2004 | 3 | 2 |
| 2005 | 0 | 1 |
| 2006 | 2 | 1 |
| 2007 | 1 | 0 |
| 2008 | 0 | 1 |
| 2009 | 0 | 0 |
| 2010 | 1 | 2 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 2 | 1 |
| 2014 | 0 | 0 |
| 2015 | 0 | 1 |
| 2016 | 0 | 3 |
| 2017 | 0 | 3 |
| 2018 | 0 | 1 |
| 2019 | 4 | 0 |
| 2020 | 2 | 0 |
| 2021 | 0 | 2 |
| 2022 | 2 | 4 |
| 2023 | 2 | 9 |
| 2024 | 2 | 1 |
| 2025 | 4 | 2 |
| 2026 | 1 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Check valve module and chassis having the same1 Sep 2026US 12,723,669 B2Fulian Precision Electronics (Tianjin) Co., LTD.
- Electroactive polymer valve7 Oct 2025US 12,435,903 B2Texas Tech University System
- System for regulating the flow of a fluid15 Apr 2025US 12,276,353 B2Audi AG
- Vacuum aperture valve array11 Mar 2025US 12,246,532 B2Agfa NV
- Reed valve14 Jan 2025US 12,196,329 B2Moto Tassinari, Inc.
- Venting system, hubcap and use of a hubcap in a commercial vehicle9 Jul 2026US 2026/0192595 A1SAF-HOLLAND GmbH
- Check Valve With Secondary Flap14 May 2026US 2026/0132859 A1Red Valve Company, Inc.
- Check valve module and chassis having the same12 Feb 2026US 2026/0043488 A1Fulian Precision Electronics (Tianjin) Co., LTD.
- Reed valve13 Nov 2025US 2025/0347346 A1Moto Tassinari, Inc.
- System for regulating the flow of a fluid3 Jul 2025US 2025/0215996 A1Audi AG
Most cited
By later US patents
- Insulin delivery system314US 4,398,908 A1983
- Syringe pumping system with valves208US 4,210,173 AAmerican Hospital Supply Corporation · 1980
- Aspiration assembly having dual co-axial check valves127US 4,729,401 ABurron Medical Inc. · 1988
- Check valve109US 4,919,167 A1990
- Zero dead space respiratory exercise valve78US 5,255,687 A1993