F16K 3/188
By means of hydraulic forces
Official title: {by means of hydraulic forces}
F16K3/188 (By means of hydraulic forces) appears on 106 US grants and 87 published applications in this corpus.
Search patents in F16K- Granted patents
- 106
- Published applications
- 87
- Assignees
- 67
- Inventors
- 180
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 0 |
| 2002 | 4 | 7 |
| 2003 | 5 | 2 |
| 2004 | 3 | 3 |
| 2005 | 2 | 2 |
| 2006 | 1 | 3 |
| 2007 | 1 | 2 |
| 2008 | 2 | 2 |
| 2009 | 0 | 2 |
| 2010 | 2 | 4 |
| 2011 | 0 | 3 |
| 2012 | 2 | 6 |
| 2013 | 4 | 3 |
| 2014 | 6 | 3 |
| 2015 | 1 | 2 |
| 2016 | 2 | 3 |
| 2017 | 3 | 3 |
| 2018 | 2 | 8 |
| 2019 | 6 | 3 |
| 2020 | 4 | 5 |
| 2021 | 7 | 5 |
| 2022 | 7 | 5 |
| 2023 | 5 | 2 |
| 2024 | 6 | 6 |
| 2025 | 3 | 2 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Gate valve21 Apr 2026US 12,607,267 B2LB Bentley Limited
- Pressure loss mitigation and durable valve2 Dec 2025US 12,486,903 B1
- Two-way driving device for use with valve component7 Oct 2025US 12,435,811 B2King Lai Hygienic Materials Co., Ltd
- Valve plate28 Jan 2025US 12,209,678 B2VAT Holding AG
- Gate valve capable of enhancing accuracy in operation8 Oct 2024US 12,110,984 B1King Lai Hygienic Materials Co., Ltd
- Pressure regulator14 May 2026US 2026/0132860 A1Eaton Intelligent Power Limited
- Single gate valve11 Sep 2025US 2025/0283538 A1Kinetic Pressure Control Ltd.
- Two-way driving device for use with valve component6 Feb 2025US 2025/0043883 A1King Lai Hygienic Materials Co., Ltd
- Gate valve capable of enhancing accuracy in operation19 Sep 2024US 2024/0309964 A1King Lai Hygienic Materials Co., Ltd
- Gate valve22 Aug 2024US 2024/0280179 A1LB Bentley Limited
Most cited
By later US patents
- Bellows driver slot valve587US 5,975,492 A1999
- Device for closing an opening of a tank or a tubular conduit73US 6,056,266 AVAT Holding AG · 2000
- Valve58US 8,453,677 B2Isentropic Limited · 2013
- Fluid operated gate valve for use with vacuum equipment57US 4,157,169 ATorr Vacuum Products, Inc. · 1979
- Valve57US 8,496,026 B2Isentropic Limited · 2013