F04C 2220/24
Application: for metering throughflow
Official title: for metering throughflow
F04C2220/24 (Application: for metering throughflow) appears on 74 US grants and 70 published applications in this corpus.
Search patents in F04C- Granted patents
- 74
- Published applications
- 70
- Assignees
- 60
- Inventors
- 141
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 3 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 2 |
| 2003 | 0 | 1 |
| 2004 | 1 | 0 |
| 2005 | 2 | 1 |
| 2006 | 0 | 1 |
| 2007 | 1 | 2 |
| 2008 | 0 | 2 |
| 2009 | 0 | 5 |
| 2010 | 2 | 5 |
| 2011 | 2 | 6 |
| 2012 | 6 | 5 |
| 2013 | 3 | 5 |
| 2014 | 5 | 1 |
| 2015 | 4 | 3 |
| 2016 | 3 | 4 |
| 2017 | 2 | 6 |
| 2018 | 4 | 4 |
| 2019 | 6 | 7 |
| 2020 | 4 | 0 |
| 2021 | 2 | 5 |
| 2022 | 2 | 0 |
| 2023 | 3 | 3 |
| 2024 | 2 | 1 |
| 2025 | 3 | 1 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pump for additive manufacturing16 Jun 2026US 12,654,396 B2Sciperio, Inc
- Metering distribution assembly and coating system comprising the same21 Oct 2025US 12,448,964 B2Nordson Corporation
- Methods for measuring fluid flow of fluid supply assembly5 Aug 2025US 12,378,959 B2Valco Cincinnati, Inc.
- Pump particularly for pumping abrasive and/or chemically aggressive liquids22 Jul 2025US 12,366,246 B2Fluid-O-Tech S.R.L.
- Fluid supply system23 Jul 2024US 12,044,179 B2IHI Corporation
- Methods for measuring fluid flow of fluid supply assembly9 Oct 2025US 2025/0314250 A1Valco Cincinnati, Inc.
- Pump for additive manufacturing8 Aug 2024US 2024/0262036 A1Sciperio, Inc
- Methods for measuring fluid flow of fluid supply assembly12 Oct 2023US 2023/0323877 A1Valco Cincinnati, Inc.
- Metering distribution assembly and coating system comprising the same14 Sep 2023US 2023/0286012 A1Nordson Corporation
- Moineau pump-type quantitative liquid-discharging apparatus26 Jan 2023US 2023/0024160 A1
Most cited
By later US patents
- Pump and flow sensor combination123US 5,727,933 AHale Fire Pump Company · 1998
- Dual rotor flow meter121US 5,992,230 AHoffer Flow Controls, Inc. · 1999
- Mechanical ventilation system utilizing bias valve85US 8,118,024 B2CareFusion 203, Inc. · 2012
- Method and apparatus for accurately dispensing liquids and solids72US 5,857,589 AFluid Research Corporation · 1999
- Method and apparatus for accurately dispensing liquids and solids56US 6,126,039 AFluid Research Corporation · 2000