F16K 5/22
Features relating to lubrication
F16K5/22 (Features relating to lubrication) appears on 47 US grants and 31 published applications in this corpus.
Search patents in F16K- Granted patents
- 47
- Published applications
- 31
- Assignees
- 33
- Inventors
- 82
- Latest grant
- 16 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 1 |
| 2007 | 1 | 1 |
| 2008 | 0 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 4 |
| 2016 | 4 | 2 |
| 2017 | 2 | 4 |
| 2018 | 4 | 1 |
| 2019 | 3 | 4 |
| 2020 | 2 | 2 |
| 2021 | 1 | 2 |
| 2022 | 2 | 0 |
| 2023 | 3 | 3 |
| 2024 | 2 | 2 |
| 2025 | 1 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Wedge torque assembly16 Dec 2025US 12,498,053 B2Crane ChemPharma & Energy Corp.
- Systems and methods for rising stem ball valves20 Aug 2024US 12,066,126 B2SCV Valve, LLC
- Electric valve and assembly method therefor23 Apr 2024US 11,965,610 B2Zhejiang Sanhua Automotive Components Co., Ltd.
- Valve enclosure17 Oct 2023US 11,788,263 B2
- Plug valve assembly22 Aug 2023US 11,732,814 B2SPM Oil & Gas Inc.
- Three-way valve for flow rate control, and temperature control device2 Jul 2026US 2026/0185619 A1Shinwa Controls Co., Ltd
- Heater optimized ball valve16 Jan 2025US 2025/0020216 A1A&N Corporation
- An improved conical element for gas passage in multi-stage gas taps2 Jan 2025US 2025/0003506 A1Turas Gaz ArmatüRleri San. Ve Tic. A.S.
- Systems and methods for rising stem ball valves7 Nov 2024US 2024/0369144 A1SCV Valve, LLC
- Wedge torque assembly22 Aug 2024US 2024/0280184 A1Crane ChemPharma & Energy Corp.
Most cited
By later US patents
- High pressure fluid system121US 9,371,919 B2PSI Pressure Systems Corp. · 2016
- High pressure fluid system39US 9,285,040 B2PSI Pressure Systems Corp. · 2016
- Seat and trunnion assemblies for rotary valves35US 4,085,770 A1978
- Diverter valve assembly and method26US 4,635,674 A1987
- Valve stem seal25US 4,305,567 ARockwell International Corporation · 1981