F02M 69/047
Injectors with air chambers
Official title: {injectors with air chambers, e.g. communicating with atmosphere for aerating the nozzles (F02M69/325 takes precedence)}
F02M69/047 (Injectors with air chambers) appears on 209 US grants and 62 published applications in this corpus.
Search patents in F02M- Granted patents
- 209
- Published applications
- 62
- Assignees
- 69
- Inventors
- 304
- Latest grant
- 23 Jan 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 3 | 0 |
| 1981 | 2 | 0 |
| 1982 | 3 | 0 |
| 1983 | 3 | 0 |
| 1984 | 2 | 0 |
| 1985 | 6 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 3 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 12 | 0 |
| 1994 | 7 | 0 |
| 1995 | 10 | 0 |
| 1996 | 15 | 0 |
| 1997 | 17 | 0 |
| 1998 | 22 | 0 |
| 1999 | 6 | 0 |
| 2000 | 12 | 0 |
| 2001 | 12 | 5 |
| 2002 | 9 | 6 |
| 2003 | 9 | 3 |
| 2004 | 1 | 3 |
| 2005 | 1 | 4 |
| 2006 | 2 | 1 |
| 2007 | 2 | 4 |
| 2008 | 1 | 2 |
| 2009 | 1 | 2 |
| 2010 | 2 | 4 |
| 2011 | 3 | 3 |
| 2012 | 1 | 1 |
| 2013 | 1 | 4 |
| 2014 | 3 | 5 |
| 2015 | 5 | 1 |
| 2016 | 4 | 2 |
| 2017 | 1 | 1 |
| 2018 | 2 | 2 |
| 2019 | 2 | 4 |
| 2020 | 1 | 2 |
| 2021 | 4 | 1 |
| 2022 | 0 | 0 |
| 2023 | 3 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Fuel injector and nozzle assembly having spray duct with center body for increased flame liftoff length23 Jan 2024US 11,879,418 B2Caterpillar Inc.
- Fuel injection system8 Aug 2023US 11,719,205 B2Orbital Australia Pty Ltd
- Multi-physics fluid atomizer and methods13 Jun 2023US 11,674,479 B2Enginetics, LLC
- Co-axial dual fluids metering system and methods25 Apr 2023US 11,635,051 B2Enginetics, LLC
- Two step metering solenoid for fluid dispenser27 Jul 2021US 11,073,121 B2Enginetics, LLC
- A fuel injection arrangement for hand-held powertools23 Oct 2025US 2025/0327433 A1Husqvarna AB
- Fuel injector and nozzle assembly having spray duct with center body for increased flame liftoff length27 Jul 2023US 2023/0235717 A1Caterpillar Inc.
- Multi-physics fluid atomizer and methods15 Jul 2021US 2021/0215124 A1Enginetics, LLC
- Two step metering solenoid for fluid dispenser8 Oct 2020US 2020/0318595 A1Enginetics, LLC
- Fuel supply apparatus for internal combustion engine23 Jul 2020US 2020/0232430 A1Toyota Jidosha Kabushiki Kaisha
Most cited
By later US patents
- Liquid atomization process172US 6,119,953 AAradigm Corporation · 2000
- Stabilized capillary microjet and devices and methods for producing same168US 6,116,516 AUniversidad de Sevilla · 2000
- Device and method for creating dry particles164US 6,174,469 B1Universidad de Sevilla · 2001
- Device and method for creating spherical particles of uniform size161US 6,197,835 B1Universidad de Sevilla · 2001
- Enhanced food products149US 6,248,378 B1Universidad de Sevilla · 2001