F16K 1/36
Valve members
Official title: Valve members (for double-seat valves F16K1/44 {; for butterfly valves F16K1/222, F16K1/223})
F16K1/36 (Valve members) appears on 1,044 US grants and 1,166 published applications in this corpus.
Search patents in F16K- Granted patents
- 1,044
- Published applications
- 1,166
- Assignees
- 708
- Inventors
- 2,293
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 8 | 0 |
| 1978 | 9 | 0 |
| 1979 | 3 | 0 |
| 1980 | 7 | 0 |
| 1981 | 3 | 0 |
| 1982 | 6 | 0 |
| 1983 | 3 | 0 |
| 1984 | 5 | 0 |
| 1985 | 7 | 0 |
| 1986 | 5 | 0 |
| 1987 | 5 | 0 |
| 1988 | 7 | 0 |
| 1989 | 5 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 6 | 0 |
| 1994 | 7 | 0 |
| 1995 | 5 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 9 | 0 |
| 2000 | 9 | 0 |
| 2001 | 6 | 3 |
| 2002 | 9 | 9 |
| 2003 | 9 | 13 |
| 2004 | 14 | 22 |
| 2005 | 12 | 18 |
| 2006 | 16 | 22 |
| 2007 | 3 | 17 |
| 2008 | 15 | 17 |
| 2009 | 9 | 19 |
| 2010 | 10 | 12 |
| 2011 | 8 | 19 |
| 2012 | 13 | 22 |
| 2013 | 16 | 26 |
| 2014 | 25 | 43 |
| 2015 | 23 | 53 |
| 2016 | 45 | 78 |
| 2017 | 48 | 77 |
| 2018 | 58 | 61 |
| 2019 | 71 | 82 |
| 2020 | 70 | 90 |
| 2021 | 65 | 77 |
| 2022 | 83 | 87 |
| 2023 | 74 | 97 |
| 2024 | 74 | 85 |
| 2025 | 78 | 71 |
| 2026 | 52 | 46 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Valve head structure and flow regulating valve with valve head structure29 Sep 2026US 12,747,794 B2Zhejiang Dunan Artificial Environment Co., Ltd.
- Valve device1 Sep 2026US 12,721,468 B2De' Longhi Appliances S,R. L. Con Unico Socio
- Hydrogen gas valve device and hydrogen gas valve body equipped therewith1 Sep 2026US 12,723,660 B2Kawasaki Jukogyo Kabushiki Kaisha
- Flow control valve1 Sep 2026US 12,723,661 B2Aisan Kogyo Kabushiki Kaisha
- Valve needle and electronic expansion valve having valve needle18 Aug 2026US 12,710,098 B2Zhejiang Dunan Artificial Environment Co., Ltd.
- Relating to valves and methods therefor8 Oct 2026US 2026/0309235 A1
- Small thruster throttle valve with integrated positive isolation1 Oct 2026US 2026/0296680 A1California Institute of Technology
- Device for metering a cryogenic medium1 Oct 2026US 2026/0298348 A1Messer France S.A.S.
- Variable control orifice valve24 Sep 2026US 2026/0287065 A1Compart Systems Pte. Ltd.
- Valve apparatus with a domed valve disc24 Sep 2026US 2026/0287066 A1Wanner Engineering, Inc.
Most cited
By later US patents
- Metering valve516US 4,164,959 AThe Salk Institute for Biological Studies · 1979
- Variable conductance gas distribution apparatus and method473US 9,657,845 B2ASM IP Holding B. V. · 2017
- Valve having opposed curved sealing surfaces on a valve member and a valve seat to facilitate effective sealing160US 10,094,366 B2National Oilwell Varco, L. P. · 2018
- Valve and seat assembly for a high pressure pump107US 9,631,739 B2Black Horse, LLC · 2017
- Temperature responsive line valve106US 4,778,104 AMemory Metals, Inc. · 1988