F02C 3/32
Inducing air flow by fluid jet
Official title: Inducing air flow by fluid jet, e.g. ejector action
F02C3/32 (Inducing air flow by fluid jet) appears on 68 US grants and 62 published applications in this corpus.
Search patents in F02C- Granted patents
- 68
- Published applications
- 62
- Assignees
- 43
- Inventors
- 152
- Latest grant
- 4 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 4 | 1 |
| 2002 | 1 | 0 |
| 2003 | 0 | 1 |
| 2004 | 2 | 0 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 3 |
| 2009 | 0 | 1 |
| 2010 | 2 | 4 |
| 2011 | 1 | 1 |
| 2012 | 4 | 2 |
| 2013 | 1 | 4 |
| 2014 | 1 | 3 |
| 2015 | 2 | 3 |
| 2016 | 1 | 9 |
| 2017 | 2 | 1 |
| 2018 | 4 | 3 |
| 2019 | 3 | 3 |
| 2020 | 0 | 5 |
| 2021 | 4 | 2 |
| 2022 | 4 | 3 |
| 2023 | 5 | 1 |
| 2024 | 1 | 4 |
| 2025 | 3 | 5 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Air circuit for aircraft propulsion system4 Aug 2026US 12,698,736 B1Rtx Corporation
- Energy generating system12 May 2026US 12,624,657 B2Green Current (Pty) Ltd
- Cooling architecture using cryogenic fuels30 Sep 2025US 12,428,166 B2Hamilton Sundstrand Corporation
- Cooling architecture for liquid hydrogen superconducting system17 Jun 2025US 12,330,801 B2Rtx Corporation
- Pressure drag jet engine15 Apr 2025US 12,276,237 B2
- Bleeding core air from a turbine engine core flowpath18 Dec 2025US 2025/0382922 A1Rtx Corporation
- Energy generating system30 Oct 2025US 2025/0334070 A1Green Current (Pty) Ltd
- Gas Turbine System23 Oct 2025US 2025/0327419 A1
- System and Method of Air-Augmented Gas turbine Turbojet Engines2 Oct 2025US 2025/0305452 A1
- Exhaust system for a gas turbine engine, gas turbine engine having the same, and methods of manufacturing, configuring, and using the same10 Jul 2025US 2025/0223920 A1Doosan Enerbility Co., Ltd.
Most cited
By later US patents
- Air ejector augmented compressed air energy storage system120US 4,237,692 AThe United States of America as represented by the United States Department of Energy · 1980
- Exhaust gas re-circulation arrangement111US 6,216,459 B1DaimlerChrysler AG · 2001
- Inlet vortex bustor and ice protector for auxiliary power units61US 6,264,137 B1Honeywell International Inc. · 2001
- Variable geometry ejector for a bleed air system using integral ejector exit pressure feedback42US 6,701,715 B2Honeywell International Inc. · 2004
- Ejector assisted compressor bleed41US 4,711,084 AAvco Corporation · 1987