F24H 15/31
Of valves having only one inlet port and one outlet port
Official title: of valves having only one inlet port and one outlet port, e.g. flow rate regulating valves
F24H15/31 (Of valves having only one inlet port and one outlet port) appears on 533 US grants and 599 published applications in this corpus.
Search patents in F24H- Granted patents
- 533
- Published applications
- 599
- Assignees
- 212
- Inventors
- 1,055
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 3 | 0 |
| 1978 | 6 | 0 |
| 1979 | 4 | 0 |
| 1980 | 2 | 0 |
| 1981 | 4 | 0 |
| 1982 | 6 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 7 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 5 | 0 |
| 2000 | 15 | 0 |
| 2001 | 3 | 3 |
| 2002 | 4 | 4 |
| 2003 | 2 | 3 |
| 2004 | 5 | 7 |
| 2005 | 7 | 10 |
| 2006 | 7 | 10 |
| 2007 | 1 | 17 |
| 2008 | 7 | 3 |
| 2009 | 6 | 18 |
| 2010 | 13 | 32 |
| 2011 | 12 | 22 |
| 2012 | 14 | 22 |
| 2013 | 20 | 27 |
| 2014 | 15 | 30 |
| 2015 | 19 | 25 |
| 2016 | 25 | 22 |
| 2017 | 12 | 31 |
| 2018 | 26 | 40 |
| 2019 | 39 | 44 |
| 2020 | 33 | 38 |
| 2021 | 32 | 50 |
| 2022 | 46 | 26 |
| 2023 | 39 | 19 |
| 2024 | 16 | 47 |
| 2025 | 19 | 28 |
| 2026 | 12 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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Most cited
By later US patents
- Integrated appliance control system186US 6,059,195 ATridelta Industries, Inc. · 2000
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