F02M 61/04
Fuel-injectors not provided for in groups f02m39/00 - f02m57/00 or f02m67/00: having
Official title: having valves {, e.g. having a plurality of valves in series}
F02M61/04 (Fuel-injectors not provided for in groups f02m39/00 - f02m57/00 or f02m67/00: having) appears on 1,289 US grants and 1,011 published applications in this corpus.
Search patents in F02M- Granted patents
- 1,289
- Published applications
- 1,011
- Assignees
- 294
- Inventors
- 2,062
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 9 | 0 |
| 1978 | 6 | 0 |
| 1979 | 8 | 0 |
| 1980 | 17 | 0 |
| 1981 | 16 | 0 |
| 1982 | 13 | 0 |
| 1983 | 13 | 0 |
| 1984 | 7 | 0 |
| 1985 | 24 | 0 |
| 1986 | 16 | 0 |
| 1987 | 18 | 0 |
| 1988 | 19 | 0 |
| 1989 | 12 | 0 |
| 1990 | 23 | 0 |
| 1991 | 20 | 0 |
| 1992 | 16 | 0 |
| 1993 | 14 | 0 |
| 1994 | 8 | 0 |
| 1995 | 18 | 0 |
| 1996 | 21 | 0 |
| 1997 | 21 | 0 |
| 1998 | 34 | 0 |
| 1999 | 25 | 0 |
| 2000 | 27 | 0 |
| 2001 | 44 | 16 |
| 2002 | 49 | 40 |
| 2003 | 47 | 60 |
| 2004 | 58 | 64 |
| 2005 | 42 | 60 |
| 2006 | 48 | 37 |
| 2007 | 32 | 41 |
| 2008 | 28 | 37 |
| 2009 | 26 | 23 |
| 2010 | 16 | 32 |
| 2011 | 27 | 27 |
| 2012 | 20 | 19 |
| 2013 | 9 | 34 |
| 2014 | 20 | 37 |
| 2015 | 17 | 79 |
| 2016 | 48 | 56 |
| 2017 | 57 | 52 |
| 2018 | 49 | 50 |
| 2019 | 46 | 61 |
| 2020 | 46 | 34 |
| 2021 | 46 | 36 |
| 2022 | 34 | 25 |
| 2023 | 28 | 26 |
| 2024 | 19 | 19 |
| 2025 | 14 | 29 |
| 2026 | 8 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F02M 61/10Other injectors with elongated valve bodies, i.e. of needle-valve type547
- F02M 61/08The valves opening in direction of fuel flow481
- F02M 61/042The valves being provided with fuel passages185
- F02M 61/06The valves being furnished at seated ends with pintle or plug shaped142
- F02M 61/047The valves being formed by deformable nozzle parts44
Recent patents
- Fuel injection valve6 Oct 2026US 12,753,733 B2Robert Bosch GmbH
- Electromagnetic fuel injector1 Sep 2026US 12,723,563 B2Marelli Europe S.P.A.
- Variable orifice fuel injection nozzle14 Jul 2026US 12,680,523 B2
- Injection nozzle, fuel injector having injection nozzle30 Jun 2026US 12,669,102 B2Robert Bosch GmbH
- Asymmetric fuel injection window and fuel metering window17 Mar 2026US 12,577,918 B2Caterpillar Inc.
- Fuel injector having fuel plunger with energized sealing element and method24 Sep 2026US 2026/0286923 A1Caterpillar Inc.
- Fuel injector of an internal combustion engine and internal combustion engine24 Sep 2026US 2026/0286924 A1Everllence SE
- Dual-fuel injector17 Sep 2026US 2026/0275946 A1Phinia Delphi Luxembourg Sarl
- Fuel injector device for injecting fuel into a combustion chamber of an internal combustion engine17 Sep 2026US 2026/0275948 A1Cummins-Scania HPCR System, LLC
- Fuel injector for direct injection of gaseous fuel27 Aug 2026US 2026/0251106 A9Phinia Delphi Luxembourg Sarl
Most cited
By later US patents
- Method and apparatus for operation of combustion engines205US 6,155,212 A2000
- Method and apparatus for improved operation of internal combustion engines115US 5,343,699 A1994
- Energy conversion system106US 6,756,140 B12004
- Silicon valve101US 4,756,508 AFord Motor Company · 1988
- Fuel delivery and ignition system for operation of energy conversion systems89US 6,446,597 B12002