F16K 1/221
Specially adapted operating means therefor
Official title: {specially adapted operating means therefor (operating means per se F16K31/00)}
F16K1/221 (Specially adapted operating means therefor) appears on 487 US grants and 471 published applications in this corpus.
Search patents in F16K- Granted patents
- 487
- Published applications
- 471
- Assignees
- 282
- Inventors
- 939
- Latest grant
- 1 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 5 | 0 |
| 1977 | 4 | 0 |
| 1978 | 6 | 0 |
| 1979 | 1 | 0 |
| 1980 | 7 | 0 |
| 1981 | 7 | 0 |
| 1982 | 1 | 0 |
| 1983 | 3 | 0 |
| 1984 | 4 | 0 |
| 1985 | 6 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 4 | 0 |
| 1990 | 9 | 0 |
| 1991 | 10 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 6 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 4 | 0 |
| 2000 | 6 | 0 |
| 2001 | 3 | 1 |
| 2002 | 5 | 17 |
| 2003 | 20 | 15 |
| 2004 | 15 | 11 |
| 2005 | 5 | 13 |
| 2006 | 14 | 14 |
| 2007 | 11 | 15 |
| 2008 | 7 | 14 |
| 2009 | 8 | 14 |
| 2010 | 10 | 15 |
| 2011 | 8 | 15 |
| 2012 | 6 | 10 |
| 2013 | 16 | 20 |
| 2014 | 15 | 14 |
| 2015 | 14 | 20 |
| 2016 | 13 | 28 |
| 2017 | 23 | 32 |
| 2018 | 24 | 20 |
| 2019 | 27 | 29 |
| 2020 | 17 | 34 |
| 2021 | 28 | 30 |
| 2022 | 32 | 24 |
| 2023 | 13 | 20 |
| 2024 | 25 | 16 |
| 2025 | 15 | 16 |
| 2026 | 8 | 14 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Valve control mechanism1 Sep 2026US 12,723,658 B2
- Multi-functional valve travel stop18 Aug 2026US 12,710,099 B2Bray International, Inc.
- Diagnostic method, diagnostic device and process valve assembly11 Aug 2026US 12,704,198 B2Festo AG & Co.
- Opening/closing valve7 Jul 2026US 12,674,513 B2Hyundai Motor Company
- Crank for modular air valve system2 Jun 2026US 12,644,537 B2Hamilton Sundstrand Corporation
- Valve8 Oct 2026US 2026/0309234 A1Horen Cortp Co., Ltd.
- Anti-static spiral spring for valve24 Sep 2026US 2026/0287035 A1Bray International, Inc.
- Coupling device, valve system and method for operating a valve system10 Sep 2026US 2026/0266207 A1Akrapovic d.d.
- Throttle Valve Control Device and Press Fit Structure3 Sep 2026US 2026/0258870 A1Hitachi Astemo, Ltd.
- A valve control mechanism2 Jul 2026US 2026/0185612 A1
Most cited
By later US patents
- Valve actuator79US 4,504,038 A1985
- Valve actuator66US 3,982,725 AKeystone International, Inc. · 1976
- Assembly for connecting an actuator to a rotary valve58US 5,564,461 ABray International, Inc. · 1996
- Fluid flow control damper assembly and method48US 5,458,148 A1995
- Rotation angle detector having first molded member integrating magnetic sensing element and output terminal and second molded member integrating stator core and first molded member42US 6,407,543 B1Denso Corporation · 2002