F16K 31/1266
One side of the diaphragm being acted upon by the circulating fluid
Official title: {one side of the diaphragm being acted upon by the circulating fluid}
F16K31/1266 (One side of the diaphragm being acted upon by the circulating fluid) appears on 182 US grants and 186 published applications in this corpus.
Search patents in F16K- Granted patents
- 182
- Published applications
- 186
- Assignees
- 129
- Inventors
- 347
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 4 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 3 |
| 2004 | 3 | 3 |
| 2005 | 2 | 6 |
| 2006 | 4 | 2 |
| 2007 | 1 | 0 |
| 2008 | 0 | 5 |
| 2009 | 1 | 4 |
| 2010 | 4 | 3 |
| 2011 | 4 | 1 |
| 2012 | 4 | 3 |
| 2013 | 2 | 8 |
| 2014 | 0 | 3 |
| 2015 | 5 | 7 |
| 2016 | 4 | 10 |
| 2017 | 11 | 20 |
| 2018 | 12 | 14 |
| 2019 | 17 | 16 |
| 2020 | 13 | 17 |
| 2021 | 21 | 11 |
| 2022 | 9 | 12 |
| 2023 | 15 | 14 |
| 2024 | 9 | 12 |
| 2025 | 8 | 1 |
| 2026 | 11 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Fluid control valve with diaphragm tensioning geometry6 Oct 2026US 12,753,844 B2Equilibar, LLC
- Multiport gas chromatograph valve29 Sep 2026US 12,748,082 B2Rosemount Inc.
- Apparatus and method for combustion of natural gas from pneumatic controllers28 Jul 2026US 12,693,010 B2
- Diaphragm valve incorporating an alarm port9 Jun 2026US 12,650,174 B2Aquestia Ltd.
- Pneumatic drain valve driving device2 Jun 2026US 12,644,267 B2Kohler (China) Investment Co., Ltd.
- Pneumatic drain valve driving device17 Sep 2026US 2026/0275694 A1Kohler (China) Investment Co., Ltd.
- Fluid control valve with diaphragm tensioning geometry27 Aug 2026US 2026/0251225 A1Equilibar, LLC
- Linkage-type constant-pressure valve23 Jul 2026US 2026/0211434 A1Asahi Yukizai Corporation
- Pulsation dampener for single use applications18 Jun 2026US 2026/0168482 A1Equilibar, LLC
- Attribute-Point-Based Timing Constraint Formal Verification18 Jun 2026US 2026/0168581 A1Taiwan Semiconductor Manufacturing Company.Ltd
Most cited
By later US patents
- Marine riser fill-up valve56US 4,621,655 AHydril Company · 1986
- Dribble flow valve56US 6,109,296 A2000
- Flow valves operated by flow transfer means which regulate small flows of control46US 5,769,387 A1998
- Valve for controlling flow of a fluid43US 7,217,351 B2Beta Micropump Partners LLC · 2007
- Electro-mechanical fluid flow control apparatus39US 5,699,833 A1997