F16K 1/54
Arrangements for modifying the way in which the rate of flow varies
Official title: Arrangements for modifying the way in which the rate of flow varies during the actuation of the valve
F16K1/54 (Arrangements for modifying the way in which the rate of flow varies) appears on 252 US grants and 270 published applications in this corpus.
Search patents in F16K- Granted patents
- 252
- Published applications
- 270
- Assignees
- 196
- Inventors
- 547
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 0 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 4 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 5 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 3 |
| 2003 | 2 | 4 |
| 2004 | 3 | 6 |
| 2005 | 7 | 7 |
| 2006 | 6 | 5 |
| 2007 | 6 | 4 |
| 2008 | 1 | 1 |
| 2009 | 2 | 4 |
| 2010 | 0 | 5 |
| 2011 | 1 | 3 |
| 2012 | 1 | 7 |
| 2013 | 2 | 7 |
| 2014 | 9 | 5 |
| 2015 | 5 | 16 |
| 2016 | 7 | 15 |
| 2017 | 14 | 15 |
| 2018 | 17 | 18 |
| 2019 | 14 | 19 |
| 2020 | 19 | 25 |
| 2021 | 13 | 18 |
| 2022 | 20 | 20 |
| 2023 | 18 | 15 |
| 2024 | 15 | 23 |
| 2025 | 20 | 21 |
| 2026 | 15 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Valve head structure and flow regulating valve with valve head structure29 Sep 2026US 12,747,794 B2Zhejiang Dunan Artificial Environment Co., Ltd.
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- Valve needle and electronic expansion valve having valve needle18 Aug 2026US 12,710,098 B2Zhejiang Dunan Artificial Environment Co., Ltd.
- Detented selectable variable orifice11 Aug 2026US 12,704,183 B2Eaton Intelligent Power Limited
- Fluid flow valve and methods of operating thereof11 Aug 2026US 12,704,193 B2APPLIED Materials.Inc.
- Electric valve9 Jul 2026US 2026/0194157 A1Fujikoki Corporation
- Electric valve4 Jun 2026US 2026/0153150 A1Zhejiang DUNAN Arificial Environment Co., LTD.
- Valve seats for enhancing precision control in pneumatic valves28 May 2026US 2026/0146674 A1Aventics GmbH
- Control valve and trim assembly for a control valve30 Apr 2026US 2026/0117891 A1Fisher Controls International LLC
- Electromagnet Flow Control Valve Where Fluid Flows Through the Electromagnet25 Dec 2025US 2025/0389343 A1Svm Schultz Verwaltungs-GmbH & Co.KG
Most cited
By later US patents
- 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
- Cooling control system and expansion valve therefor118US 4,506,518 APacific Industrial Co., Ltd. · 1985
- Variable resistance type throttling trim51US 3,971,411 AMasoneilan International, Inc. · 1976
- Dual port valve with stepper motor actuator51US 5,364,066 ASporlan Valve Company · 1994
- Surge prevention device42US 6,901,962 B2Allied Healthcare Products, Inc. · 2005