F16K 31/46
For remote operation
Official title: for remote operation
F16K31/46 (For remote operation) appears on 315 US grants and 283 published applications in this corpus.
Search patents in F16K- Granted patents
- 315
- Published applications
- 283
- Assignees
- 194
- Inventors
- 544
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 4 | 0 |
| 1990 | 6 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 8 | 0 |
| 1999 | 2 | 0 |
| 2000 | 5 | 0 |
| 2001 | 4 | 3 |
| 2002 | 9 | 7 |
| 2003 | 3 | 10 |
| 2004 | 8 | 5 |
| 2005 | 10 | 8 |
| 2006 | 5 | 11 |
| 2007 | 5 | 7 |
| 2008 | 12 | 13 |
| 2009 | 8 | 7 |
| 2010 | 10 | 7 |
| 2011 | 7 | 9 |
| 2012 | 3 | 9 |
| 2013 | 6 | 7 |
| 2014 | 5 | 12 |
| 2015 | 11 | 17 |
| 2016 | 10 | 22 |
| 2017 | 20 | 19 |
| 2018 | 19 | 13 |
| 2019 | 15 | 14 |
| 2020 | 17 | 18 |
| 2021 | 15 | 11 |
| 2022 | 14 | 12 |
| 2023 | 9 | 13 |
| 2024 | 14 | 9 |
| 2025 | 8 | 14 |
| 2026 | 9 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Hydrostatic pressure release apparatus for hydrostatic transmission8 Sep 2026US 12,729,778 B2MTD Products Inc
- Mechanical filter switch28 Jul 2026US 12,692,688 B2Delta Faucet Company
- Control valve14 Jul 2026US 12,680,614 B2Samson Aktiengesellschaft
- Sluice gate16 Jun 2026US 12,655,910 B2
- Valve assembly useful for cryogenic applications5 May 2026US 12,618,479 B2ITT Manufacturing Enterprises, Inc.
- Remotely operated wireless valve actuator assembly20 Aug 2026US 2026/0243148 A1M & M Oil Tools, LLC
- Driving tool20 Aug 2026US 2026/0243367 A1Max Co., Ltd.
- Cryogenic fluid shut-off valve9 Jul 2026US 2026/0194145 A1Engineered Controls International, LLC
- Activation tooling for a control comprising at least one tool configured to cooperate with the control as well as at least one device for holding the tool4 Jun 2026US 2026/0153165 A1Airbus Canada Limited Partnership
- Cryogenic valves with modular extended stems14 May 2026US 2026/0132854 A1Acme Cryogenics Inc.
Most cited
By later US patents
- Valve lockout/tag out system516US 6,494,065 B2Babbitt Steam Specialty Company · 2002
- Fire hydrant assembly64US 5,803,110 A1998
- Remotely controlled crankcase oil drain valve49US 3,954,250 A1976
- Method and apparatus for maintaining valves in a water distribution system48US 6,125,868 AHydra-Stop LLC · 2000
- Annual blowout preventer with radial actuating member42US 10,648,268 B2Cameron International Corporation · 2020