F16K 17/26
Operating in either direction
Official title: operating in either direction
F16K17/26 (Operating in either direction) appears on 82 US grants and 80 published applications in this corpus.
Search patents in F16K- Granted patents
- 82
- Published applications
- 80
- Assignees
- 67
- Inventors
- 146
- Latest grant
- 21 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 1 | 2 |
| 2006 | 4 | 3 |
| 2007 | 1 | 2 |
| 2008 | 3 | 0 |
| 2009 | 0 | 2 |
| 2010 | 1 | 2 |
| 2011 | 1 | 3 |
| 2012 | 0 | 6 |
| 2013 | 3 | 5 |
| 2014 | 2 | 5 |
| 2015 | 7 | 4 |
| 2016 | 7 | 6 |
| 2017 | 2 | 6 |
| 2018 | 1 | 6 |
| 2019 | 3 | 6 |
| 2020 | 12 | 3 |
| 2021 | 2 | 3 |
| 2022 | 5 | 3 |
| 2023 | 5 | 4 |
| 2024 | 4 | 3 |
| 2025 | 3 | 3 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Bidirectional excess flow valve21 Oct 2025US 12,449,052 B1Watts Regulator Co.
- System for maintaining integrity of a dry pipe system with heated cabinet and flow restrictor valve1 Jul 2025US 12,343,578 B2AGF Manufacturing, Inc.
- Automatic exhaust valve3 Jun 2025US 12,320,435 B2Knorr-Bremse Braking Systems for Commercial Vehicles (Dalian) Co., Ltd.
- System and method for tire leak detection31 Dec 2024US 12,179,520 B2Aktv8 LLC
- Synchronous switch valve core with voltage stabilizing function23 Apr 2024US 11,965,604 B2Huida Sanitary Ware Co., Ltd.
- Bidirectional excess flow valve22 Jan 2026US 2026/0022777 A1Watts Regulator Co.
- Bidirectional excess flow valve23 Oct 2025US 2025/0327530 A1Watts Regulator Co.
- Fluidic device combining a non-return valve and a dual-flow flow restrictor6 Mar 2025US 2025/0075816 A1Faurecia Hydrogen Solutions France
- System and method for tire leak detection20 Feb 2025US 2025/0058592 A1Aktv8 LLC
- Fire protection device, oxygen therapy instrument and ventilation treatment system14 Nov 2024US 2024/0374849 A1Bmc (Tianjin) Medical Co., Ltd.
Most cited
By later US patents
- Ball-type safety valve38US 4,030,520 A1977
- Pressure activated valve37US 7,255,323 B1Praetorian, Inc. · 2007
- Multi-function valve for a riser in a sprinkler system35US 5,465,752 A1995
- Excess flow limiting valve34US 4,174,731 AThe Hansen Manufacturing Company · 1979
- Safety valve24US 4,811,756 ACompair Power Tools Limited · 1989