F02M 69/042
Positioning of injectors with respect to engine
Official title: {Positioning of injectors with respect to engine, e.g. in the air intake conduit (mounting of injectors F02M61/14)}
F02M69/042 (Positioning of injectors with respect to engine) appears on 932 US grants and 667 published applications in this corpus.
Search patents in F02M- Granted patents
- 932
- Published applications
- 667
- Assignees
- 229
- Inventors
- 1,606
- Latest grant
- 17 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 4 | 0 |
| 1978 | 5 | 0 |
| 1979 | 4 | 0 |
| 1980 | 11 | 0 |
| 1981 | 13 | 0 |
| 1982 | 18 | 0 |
| 1983 | 7 | 0 |
| 1984 | 8 | 0 |
| 1985 | 15 | 0 |
| 1986 | 8 | 0 |
| 1987 | 6 | 0 |
| 1988 | 14 | 0 |
| 1989 | 15 | 0 |
| 1990 | 12 | 0 |
| 1991 | 13 | 0 |
| 1992 | 19 | 0 |
| 1993 | 22 | 0 |
| 1994 | 16 | 0 |
| 1995 | 9 | 0 |
| 1996 | 19 | 0 |
| 1997 | 19 | 0 |
| 1998 | 29 | 0 |
| 1999 | 21 | 0 |
| 2000 | 19 | 0 |
| 2001 | 19 | 16 |
| 2002 | 24 | 34 |
| 2003 | 35 | 28 |
| 2004 | 33 | 46 |
| 2005 | 35 | 50 |
| 2006 | 45 | 62 |
| 2007 | 43 | 54 |
| 2008 | 40 | 29 |
| 2009 | 26 | 32 |
| 2010 | 37 | 32 |
| 2011 | 17 | 27 |
| 2012 | 14 | 23 |
| 2013 | 29 | 21 |
| 2014 | 19 | 29 |
| 2015 | 16 | 24 |
| 2016 | 28 | 25 |
| 2017 | 23 | 21 |
| 2018 | 21 | 26 |
| 2019 | 27 | 18 |
| 2020 | 12 | 8 |
| 2021 | 17 | 16 |
| 2022 | 13 | 7 |
| 2023 | 7 | 14 |
| 2024 | 12 | 8 |
| 2025 | 9 | 10 |
| 2026 | 3 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F02M 69/044For injecting into the intake conduit downstream of an air throttle valve430
- F02M 69/045For injecting into the combustion chamber234
- F02M 69/046For injecting into both the combustion chamber and the intake conduit192
- F02M 69/043For injecting into the intake conduit upstream of an air throttle valve137
Recent patents
- Port-injected engine having fuel distributor for reduced bias in fuel distribution17 Feb 2026US 12,553,407 B2Caterpillar Inc.
- Fuel injector assembly having sleeve with flow-directing cap and engine system using same3 Feb 2026US 12,540,593 B2Caterpillar Inc.
- EFI throttle body with side fuel injectors20 Jan 2026US 12,529,351 B2Fuel Injection Technology Inc.
- Cylinder head for an internal combustion engine and an internal combustion engine with such a cylinder head14 Oct 2025US 12,442,351 B2Deutz Aktiengesellschaft
- Fuel and air charge forming device30 Sep 2025US 12,429,019 B2Walbro Corporation
- Fuel injection arrangement for hand-held powertools8 Oct 2026US 2026/0309109 A1Husqvarna AB
- Fuel injection arrangement for hand-held powertools8 Oct 2026US 2026/0309110 A1Husqvarna AB
- Efi throttle body with side fuel injectors10 Sep 2026US 2026/0266252 A1Fuel Injection Technology Inc.
- Internal combustion engine11 Jun 2026US 2026/0160216 A1Toyota Jidosha Kabushiki Kaisha
- Dual fuel engine system, an intake manifold, and a method of manufacturing a dual fuel engine system5 Mar 2026US 2026/0063095 A1Cummins Inc.
Most cited
By later US patents
- Apparatus and method for reducing emissions in a dual combustion mode diesel engine156US 5,875,743 ASouthwest Research Institute · 1999
- Multiple operating mode engine and method of operation134US 6,561,157 B2Cummins Inc. · 2003
- System and method for engine fuel blend control110US 7,287,492 B2Ford Global Technologies, LLC · 2007
- System and method to pre-ignition in an internal combustion engine107US 7,178,503 B1Ford Global Technologies, LLC · 2007
- Method for controlling injection timing of an internal combustion engine103US 7,278,396 B2Ford Global Technologies, LLC · 2007