F16K 11/048
With valve seats positioned between movable valve members
Official title: with valve seats positioned between movable valve members
F16K11/048 (With valve seats positioned between movable valve members) appears on 187 US grants and 162 published applications in this corpus.
Search patents in F16K- Granted patents
- 187
- Published applications
- 162
- Assignees
- 146
- Inventors
- 339
- Latest grant
- 5 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 3 | 0 |
| 1999 | 6 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 5 | 5 |
| 2003 | 7 | 9 |
| 2004 | 3 | 2 |
| 2005 | 7 | 4 |
| 2006 | 0 | 4 |
| 2007 | 1 | 6 |
| 2008 | 2 | 2 |
| 2009 | 0 | 7 |
| 2010 | 3 | 8 |
| 2011 | 2 | 2 |
| 2012 | 7 | 6 |
| 2013 | 3 | 10 |
| 2014 | 3 | 5 |
| 2015 | 8 | 10 |
| 2016 | 11 | 4 |
| 2017 | 9 | 12 |
| 2018 | 8 | 20 |
| 2019 | 10 | 12 |
| 2020 | 16 | 12 |
| 2021 | 10 | 9 |
| 2022 | 9 | 2 |
| 2023 | 7 | 3 |
| 2024 | 3 | 3 |
| 2025 | 3 | 5 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Diaphragm valve with leak detection61US 5,261,442 ABunnell Plastics, Inc. · 1993
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- High pressure reciprocating pump57US 6,231,323 B1Jetstream of Houston, Inc. · 2001
- Three-way valve48US 4,448,211 ATokyo Shibaura Denki Kabushiki Kaisha · 1984
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