F04F 5/467
With a plurality of nozzles arranged in series
Official title: {with a plurality of nozzles arranged in series}
F04F5/467 (With a plurality of nozzles arranged in series) appears on 63 US grants and 56 published applications in this corpus.
Search patents in F04F- Granted patents
- 63
- Published applications
- 56
- Assignees
- 55
- Inventors
- 141
- Latest grant
- 15 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 2 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 0 |
| 2003 | 2 | 3 |
| 2004 | 2 | 1 |
| 2005 | 1 | 4 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 3 |
| 2009 | 0 | 3 |
| 2010 | 2 | 1 |
| 2011 | 1 | 1 |
| 2012 | 3 | 2 |
| 2013 | 3 | 2 |
| 2014 | 1 | 2 |
| 2015 | 0 | 6 |
| 2016 | 1 | 6 |
| 2017 | 4 | 1 |
| 2018 | 1 | 1 |
| 2019 | 3 | 2 |
| 2020 | 5 | 1 |
| 2021 | 1 | 3 |
| 2022 | 1 | 2 |
| 2023 | 1 | 2 |
| 2024 | 1 | 4 |
| 2025 | 0 | 4 |
| 2026 | 4 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Two-stage jet device with flow guide structure15 Sep 2026US 12,736,066 B2Jiangsu University
- Jet pump system9 Jun 2026US 12,650,134 B2Honeywell International Inc.
- Multi-stage vacuum generator20 Jan 2026US 12,529,385 B2Coval
- Vacuum ejector pump20 Jan 2026US 12,529,386 B2Vtec Co., Ltd.
- Vacuum ejector pump with multiple nozzles18 Jun 2024US 12,012,975 B2Vtec Co., Ltd.
- Two-stage jet device with flow guide structure2 Jul 2026US 2026/0185543 A1Jiangsu University
- Compressed-air-driven vacuum generation device and area suction gripper20 Nov 2025US 2025/0354568 A1J. Schmalz GmbH
- Vacuum ejector pump9 Oct 2025US 2025/0314259 A1Vtec Co., Ltd.
- Jet pump system28 Aug 2025US 2025/0271004 A1Honeywell International Inc.
- Electrohydrodynamic gas flowrate amplifier for generating a gas flow3 Jul 2025US 2025/0215903 A1Belimed AG
Most cited
By later US patents
- Jet diffuser ejector111US 4,332,529 A1982
- Pneumatic powder ejector93US 4,807,814 ASaint-Gobain Vitrage · 1989
- Pressure exchanging ejector and refrigeration apparatus and method84US 5,647,221 AThe George Washington University · 1997
- Process for drawing in and compressing gases and mixing the same with liquid material47US 3,938,738 ABASF SE · 1976
- Apparatus and methods for moving a working fluid by contact with a transport fluid46US 7,111,975 B2Pursuit Dynamics PLC · 2006