F16K 31/528
With pin and slot
Official title: with pin and slot
F16K31/528 (With pin and slot) appears on 297 US grants and 269 published applications in this corpus.
Search patents in F16K- Granted patents
- 297
- Published applications
- 269
- Assignees
- 232
- Inventors
- 619
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 8 | 0 |
| 1981 | 1 | 0 |
| 1982 | 7 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 4 | 0 |
| 1987 | 8 | 0 |
| 1988 | 2 | 0 |
| 1989 | 5 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 1 | 1 |
| 2002 | 2 | 0 |
| 2003 | 5 | 2 |
| 2004 | 1 | 3 |
| 2005 | 2 | 4 |
| 2006 | 3 | 9 |
| 2007 | 6 | 3 |
| 2008 | 2 | 5 |
| 2009 | 3 | 5 |
| 2010 | 1 | 5 |
| 2011 | 2 | 3 |
| 2012 | 3 | 7 |
| 2013 | 3 | 10 |
| 2014 | 8 | 4 |
| 2015 | 8 | 15 |
| 2016 | 8 | 16 |
| 2017 | 3 | 16 |
| 2018 | 11 | 24 |
| 2019 | 30 | 17 |
| 2020 | 24 | 24 |
| 2021 | 27 | 23 |
| 2022 | 22 | 22 |
| 2023 | 24 | 14 |
| 2024 | 17 | 16 |
| 2025 | 10 | 12 |
| 2026 | 9 | 9 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Cam driven fluid valve assembly6 Oct 2026US 12,753,856 B2Robert Bosch GmbH
- Systems and methods for a thermal management control valve with a louver plate assembly8 Sep 2026US 12,729,771 B2HUSCO Automotive Holdings LLC
- Valve device18 Aug 2026US 12,710,108 B2Kawasaki Jukogyo Kabushiki Kaisha
- Valve control device18 Aug 2026US 12,710,110 B2Alfa Laval Corporate AB
- Valve for a rocket engine28 Jul 2026US 12,692,949 B2Arianegroup SAS
- Cam driven fluid valve assembly1 Oct 2026US 2026/0298367 A1Robert Bosch GmbH
- Valve upper part for sanitary fittings10 Sep 2026US 2026/0266390 A1Flühs Drehtechnik GmbH
- Pressure valve provided with a rotary valve member3 Sep 2026US 2026/0258878 A1Safran Aerosystems
- Linkage-type constant-pressure valve23 Jul 2026US 2026/0211434 A1Asahi Yukizai Corporation
- Switching valve and wet atomizing apparatus with switching valve25 Jun 2026US 2026/0177155 A1Sugino Machine Limited
Most cited
By later US patents
- Valve actuator79US 4,504,038 A1985
- Rotating valve assembly57US 7,165,568 B2Axial Technologies, Inc. · 2007
- Pressure balanced ball valve device51US 4,377,179 ABernhardt & Frederick Co., Inc. · 1983
- Fluid transfer device47US 8,690,120 B2EMD Millipore Corporation · 2014
- Manual air relief valve36US 5,435,339 AKDI American Products, Inc. · 1995