F16K 27/0218
Butterfly valves
Official title: {Butterfly valves}
F16K27/0218 (Butterfly valves) appears on 348 US grants and 321 published applications in this corpus.
Search patents in F16K- Granted patents
- 348
- Published applications
- 321
- Assignees
- 231
- Inventors
- 698
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 5 | 0 |
| 1984 | 3 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 5 | 0 |
| 1988 | 5 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 8 | 0 |
| 1992 | 4 | 0 |
| 1993 | 3 | 0 |
| 1994 | 4 | 0 |
| 1995 | 6 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 4 | 0 |
| 1999 | 6 | 0 |
| 2000 | 6 | 0 |
| 2001 | 8 | 3 |
| 2002 | 8 | 8 |
| 2003 | 7 | 8 |
| 2004 | 9 | 8 |
| 2005 | 3 | 18 |
| 2006 | 12 | 10 |
| 2007 | 10 | 13 |
| 2008 | 8 | 8 |
| 2009 | 9 | 7 |
| 2010 | 3 | 11 |
| 2011 | 2 | 6 |
| 2012 | 5 | 11 |
| 2013 | 9 | 15 |
| 2014 | 8 | 6 |
| 2015 | 13 | 13 |
| 2016 | 8 | 12 |
| 2017 | 10 | 25 |
| 2018 | 11 | 13 |
| 2019 | 12 | 14 |
| 2020 | 13 | 24 |
| 2021 | 25 | 24 |
| 2022 | 17 | 18 |
| 2023 | 20 | 12 |
| 2024 | 12 | 13 |
| 2025 | 10 | 10 |
| 2026 | 4 | 11 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Multi-functional valve travel stop18 Aug 2026US 12,710,099 B2Bray International, Inc.
- Anti-static spiral spring for valve16 Jun 2026US 12,655,911 B2Bray International, Inc.
- Crank for modular air valve system2 Jun 2026US 12,644,537 B2Hamilton Sundstrand Corporation
- Modular air valve system12 May 2026US 12,624,763 B2Hamilton Sundstrand Corporation
- Valve and coupling23 Sep 2025US 12,422,069 B2Victaulic Company
- Valve8 Oct 2026US 2026/0309234 A1Horen Cortp Co., Ltd.
- Throttle Valve Control Device and Press Fit Structure3 Sep 2026US 2026/0258870 A1Hitachi Astemo, Ltd.
- A valve with a spring30 Jul 2026US 2026/0218811 A1Valmet Flow Control Oy
- Actuator system having a modular fixation2 Jul 2026US 2026/0185627 A1
- Flow control apparatus11 Jun 2026US 2026/0160338 A1ASM IP Holding B. V.
Most cited
By later US patents
- Butterfly valve assembly and method of manufacture80US 5,370,148 A1994
- Segmented coupling for pipes53US 5,018,548 AVictaulic Company of America · 1991
- Fluid flow control damper assembly and method48US 5,458,148 A1995
- Operating device and valve system36US 6,742,765 B2Yamatake Corporation · 2004
- Intelligent valve actuator33US 6,279,870 B1Maxon Corporation · 2001