F16K 1/46
Attachment of sealing rings
F16K1/46 (Attachment of sealing rings) appears on 341 US grants and 371 published applications in this corpus.
Search patents in F16K- Granted patents
- 341
- Published applications
- 371
- Assignees
- 267
- Inventors
- 771
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 6 | 0 |
| 1979 | 4 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 4 | 0 |
| 1988 | 1 | 0 |
| 1989 | 4 | 0 |
| 1990 | 6 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 2 | 5 |
| 2004 | 8 | 3 |
| 2005 | 3 | 3 |
| 2006 | 3 | 1 |
| 2007 | 0 | 1 |
| 2008 | 1 | 2 |
| 2009 | 3 | 2 |
| 2010 | 1 | 3 |
| 2011 | 2 | 3 |
| 2012 | 4 | 5 |
| 2013 | 3 | 5 |
| 2014 | 3 | 8 |
| 2015 | 5 | 27 |
| 2016 | 13 | 12 |
| 2017 | 12 | 29 |
| 2018 | 15 | 26 |
| 2019 | 29 | 39 |
| 2020 | 30 | 22 |
| 2021 | 23 | 32 |
| 2022 | 30 | 28 |
| 2023 | 21 | 30 |
| 2024 | 32 | 33 |
| 2025 | 33 | 32 |
| 2026 | 17 | 18 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Valve6 Oct 2026US 12,753,841 B2Neoperl GmbH
- Canned valve seal22 Sep 2026US 12,742,485 B2Fox Factory, Inc.
- Valve seat for damper with externally mounted valve15 Sep 2026US 12,736,102 B2Advanced Suspension Technology LLC
- Valve device15 Sep 2026US 12,736,139 B2Fujikin Incorporated
- Flow control valve1 Sep 2026US 12,723,661 B2Aisan Kogyo Kabushiki Kaisha
- Poppet valve8 Oct 2026US 2026/0309236 A1SMC Corporation
- Valve device10 Sep 2026US 2026/0266378 A1Zhejiang Sanhua Automotive Components Co., Ltd.
- Reaction chamber and wafer etching device10 Sep 2026US 2026/0269187 A1Beijing E-Town Semiconductor Technology Co., Ltd.
- Solenoid valve and assembly method therefor30 Jul 2026US 2026/0218808 A1Zhejiang Dunan Artificial Environment Co., Ltd.
- Electronic Expansion Valve and Assembly Method23 Jul 2026US 2026/0210441 A1Zhejiang Dunan Artificial Environment Co., Ltd.
Most cited
By later US patents
- Valve seats for use in fracturing pumps131US 9,822,894 B2S,P.M. Flow Control, Inc. · 2017
- Valve body and seal assembly104US 7,513,483 B12009
- Seal for a pump valve91US 4,951,707 ANational-Oilwell, L. P. · 1990
- Valve body and seal assembly73US 8,141,849 B12012
- Valve body and seal assembly69US 9,291,274 B1Novatech Holdings Corp. · 2016