F02M
Supplying combustion engines in general with combustible mixtures or constituents thereof
F02M (Supplying combustion engines in general with combustible mixtures or constituents thereof) appears on 42,670 US grants and 32,219 published applications in this corpus.
Search patents in F02M- Granted patents
- 42,670
- Published applications
- 32,219
- Assignees
- 5,253
- Inventors
- 49,045
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 471 | 0 |
| 1977 | 452 | 0 |
| 1978 | 555 | 0 |
| 1979 | 441 | 0 |
| 1980 | 562 | 0 |
| 1981 | 552 | 0 |
| 1982 | 561 | 0 |
| 1983 | 624 | 0 |
| 1984 | 683 | 0 |
| 1985 | 623 | 0 |
| 1986 | 440 | 0 |
| 1987 | 518 | 0 |
| 1988 | 431 | 0 |
| 1989 | 509 | 0 |
| 1990 | 478 | 0 |
| 1991 | 539 | 0 |
| 1992 | 545 | 0 |
| 1993 | 569 | 0 |
| 1994 | 497 | 0 |
| 1995 | 520 | 0 |
| 1996 | 581 | 0 |
| 1997 | 622 | 0 |
| 1998 | 757 | 0 |
| 1999 | 783 | 0 |
| 2000 | 905 | 0 |
| 2001 | 1094 | 386 |
| 2002 | 1141 | 1087 |
| 2003 | 1143 | 1250 |
| 2004 | 1166 | 1388 |
| 2005 | 1093 | 1331 |
| 2006 | 1117 | 1277 |
| 2007 | 983 | 1318 |
| 2008 | 908 | 1323 |
| 2009 | 787 | 1468 |
| 2010 | 901 | 1378 |
| 2011 | 906 | 1341 |
| 2012 | 927 | 1226 |
| 2013 | 1013 | 1405 |
| 2014 | 1059 | 1717 |
| 2015 | 1279 | 1877 |
| 2016 | 1466 | 1905 |
| 2017 | 1663 | 1742 |
| 2018 | 1640 | 1724 |
| 2019 | 1722 | 1586 |
| 2020 | 1565 | 1429 |
| 2021 | 1403 | 1078 |
| 2022 | 1156 | 824 |
| 2023 | 859 | 690 |
| 2024 | 651 | 544 |
| 2025 | 508 | 518 |
| 2026 | 302 | 407 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Main groups
Granted patents with any code in the group
- F02M 35/00Combustion-air cleaners, air intakes, intake silencers, or induction systems specially adapted for7,335
- F02M 26/00Engine-pertinent apparatus for adding exhaust gases to combustion-air, main fuel or fuel-air6,882
- F02M 25/00Engine-pertinent apparatus for adding non-fuel substances or small quantities of secondary fuel5,902
- F02M 37/00Apparatus or systems for feeding liquid fuel from storage containers to carburettors5,159
- F02M 61/00Fuel-injectors not provided for in groups f02m39/00 - f02m57/00 or f02m67/004,819
- F02M 2200/00Details of fuel-injection apparatus, not otherwise provided forIndexing code3,845
- F02M 59/00Pumps specially adapted for fuel-injection and not provided for in groups f02m39/003,530
- F02M 63/00Supplying combustion engines in general with combustible mixtures or constituents thereof: other3,287
All 41 main groupsShow fewer
- F02M 51/00Fuel-injection apparatus characterised by being operated electrically3,240
- F02M 69/00Low-pressure fuel-injection apparatus3,028
- F02M 21/00Apparatus for supplying engines with non-liquid fuels2,379
- F02M 31/00Apparatus for thermally treating combustion-air, fuel, or fuel-air mixture2,079
- F02M 55/00Fuel-injection apparatus characterised by their fuel conduits or their venting means2,069
- F02M 57/00Fuel-injectors combined or associated with other devices1,711
- F02M 47/00Fuel-injection apparatus operated cyclically with fuel-injection valves actuated by fluid pressure1,441
- F02M 27/00Apparatus for treating combustion-air, fuel, or fuel-air mixture, by catalysts, electric means1,101
- F02M 45/00Fuel-injection apparatus characterised by having a cyclic delivery of specific time/pressure or998
- F02M 7/00Carburettors with means for influencing824
- F02M 65/00Testing fuel-injection apparatus811
- F02M 1/00Carburettors with means for facilitating engine's starting or its idling below operational803
- F02M 41/00Fuel-injection apparatus with two or more injectors fed from a common pressure-source789
- F02M 3/00Idling devices for carburettors731
- F02M 17/00Carburettors having pertinent characteristics not provided for in, or of interest apart657
- F02M 53/00Fuel-injection apparatus characterised by having heating, cooling or thermally-insulating means605
- F02M 19/00Details, component parts, or accessories of carburettors, not provided for in, or569
- F02M 43/00Fuel-injection apparatus operating simultaneously on two or more fuels, or on a564
- F02M 23/00Apparatus for adding secondary air to fuel-air mixture511
- F02M 29/00Apparatus for re-atomising condensed fuel or homogenising fuel-air mixture451
- F02M 9/00Carburettors having air or fuel-air mixture passage throttling valves other than of369
- F02M 39/00Arrangements of fuel-injection apparatus with respect to engines324
- F02M 67/00Apparatus in which fuel-injection is effected by means of high-pressure gas, the324
- F02M 13/00Arrangements of two or more separate carburettors299
- F02M 33/00Supplying combustion engines in general with combustible mixtures or constituents thereof: other296
- F02M 2547/00Special features for fuel-injection valves actuated by fluid pressureIndexing code205
- F02M 5/00Float-controlled apparatus for maintaining a constant fuel level172
- F02M 2700/00Supplying, feeding or preparing air, fuel, fuel air mixtures or auxiliary fluidsIndexing code120
- F02M 11/00Multi-stage carburettors, register-type carburettors, i.e. with slidable or rotatable throttling valves in111
- F02M 15/00Carburettors with heating, cooling or thermal insulating means for combustion-air, fuel, or92
- F02M 71/00Combinations of carburettors and low-pressure fuel-injection apparatus72
- F02M 49/00Fuel-injection apparatus in which injection pumps are driven or injectors are actuated62
- F02M 99/00Subject matter not provided for in other groups of this subclass3
Recent patents
- Air filtration assembly6 Oct 2026US 12,752,230 B2Ufi Innovation Center S.R.L.
- Fuel tank processing apparatus6 Oct 2026US 12,753,727 B2Subaru Corporation
- Purge valve control method and control device of evaporated fuel processing device6 Oct 2026US 12,753,728 B2Nissan Motor Co., Ltd.
- Vented methane gas mitigation system with failure detection6 Oct 2026US 12,753,731 B1Caterpillar Inc.
- Multi-barrel exhaust gas recirculation mixer6 Oct 2026US 12,753,732 B2Woodward, Inc.
- Intake structure of saddle-ride vehicle8 Oct 2026US 2026/0307754 A1Honda Motor Co., Ltd.
- Hydrogen Supply System for an Internal Combustion Engine8 Oct 2026US 2026/0309107 A1Robert Bosch GmbH
- Failure detection device for exhaust gas recirculation device8 Oct 2026US 2026/0309108 A1Mitsubishi Jidosha Kogyo Kabushiki Kaisha
- 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
Most cited
By later US patents
- Device for distributing flowing media over a flow cross section571US 4,134,425 ASiemens Aktiengesellschaft · 1979
- Flow meter567US 6,874,480 B1Combustion Dynamics Corp. · 2005
- Semiconductor light emitting device, method of manufacturing the same, and semiconductor light emitting device package using the same495US 7,964,881 B2Samsung LED Co., Ltd. · 2011
- Semiconductor light emitting device, method of manufacturing the same, and semiconductor light emitting device package using the same484US 7,985,976 B2Samsung LED Co., Ltd. · 2011
- Semiconductor light emitting device, method of manufacturing the same, and semiconductor light emitting device package using the same481US 8,263,987 B2Samsung Electronics Co., Ltd. · 2012