F04F 5/18
For compressing
Official title: for compressing
F04F5/18 (For compressing) appears on 54 US grants and 62 published applications in this corpus.
Search patents in F04F- Granted patents
- 54
- Published applications
- 62
- Assignees
- 37
- Inventors
- 127
- Latest grant
- 9 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 2 | 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 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 2 |
| 2007 | 0 | 2 |
| 2008 | 0 | 2 |
| 2009 | 1 | 2 |
| 2010 | 1 | 1 |
| 2011 | 0 | 0 |
| 2012 | 1 | 2 |
| 2013 | 2 | 2 |
| 2014 | 2 | 1 |
| 2015 | 3 | 3 |
| 2016 | 2 | 5 |
| 2017 | 0 | 2 |
| 2018 | 4 | 6 |
| 2019 | 3 | 8 |
| 2020 | 7 | 0 |
| 2021 | 4 | 3 |
| 2022 | 4 | 6 |
| 2023 | 3 | 4 |
| 2024 | 2 | 7 |
| 2025 | 7 | 1 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Jet pump system9 Jun 2026US 12,650,134 B2Honeywell International Inc.
- Venturi device with forced induction10 Mar 2026US 12,571,341 B2Zero Nox, Inc.
- Steam utilization system of factory producing concrete pipe pile2 Dec 2025US 12,485,577 B2Guangdong University of Technology
- Ejector and vacuum generating device including the same7 Oct 2025US 12,435,737 B2SMC Corporation
- High efficiency aspirator for inflatable emergency slides20 May 2025US 12,305,669 B2Altevac LLC
- Jet pump system30 Jul 2026US 2026/0218732 A1Honeywell International Inc.
- Ejector and refrigeration cycle device25 Jun 2026US 2026/0175648 A1Denso Corporation
- Fluid lifting system to be placed in a fluid production well, related fluid production installation and process12 Feb 2026US 2026/0043318 A1Totalenergies Onetech
- Jet pump system28 Aug 2025US 2025/0271004 A1Honeywell International Inc.
- Fuel cell systems and methods of sizing and operating an ejector by using a by-pass valve7 Nov 2024US 2024/0372119 A1Cummins Inc.
Most cited
By later US patents
- Gas turbine inlet air combined pressure boost and cooling method and apparatus207US 5,537,813 ACarolina Power & Light Company · 1996
- Pressure exchanging ejector and refrigeration apparatus and method84US 5,647,221 AThe George Washington University · 1997
- Aspirator34US 4,368,009 AThe B. F. Goodrich Company · 1983
- Supercharged internal combustion engine30US 7,076,952 B12006
- Jet pump apparatus23US 8,985,966 B22015