F02M 37/04
Feeding by means of driven pumps
F02M37/04 (Feeding by means of driven pumps) appears on 2,188 US grants and 1,660 published applications in this corpus.
Search patents in F02M- Granted patents
- 2,188
- Published applications
- 1,660
- Assignees
- 539
- Inventors
- 3,553
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 8 | 0 |
| 1977 | 9 | 0 |
| 1978 | 4 | 0 |
| 1979 | 12 | 0 |
| 1980 | 13 | 0 |
| 1981 | 12 | 0 |
| 1982 | 8 | 0 |
| 1983 | 7 | 0 |
| 1984 | 15 | 0 |
| 1985 | 20 | 0 |
| 1986 | 21 | 0 |
| 1987 | 20 | 0 |
| 1988 | 27 | 0 |
| 1989 | 26 | 0 |
| 1990 | 26 | 0 |
| 1991 | 26 | 0 |
| 1992 | 36 | 0 |
| 1993 | 32 | 0 |
| 1994 | 32 | 0 |
| 1995 | 42 | 0 |
| 1996 | 45 | 0 |
| 1997 | 49 | 0 |
| 1998 | 55 | 0 |
| 1999 | 44 | 0 |
| 2000 | 73 | 0 |
| 2001 | 85 | 40 |
| 2002 | 83 | 64 |
| 2003 | 73 | 76 |
| 2004 | 67 | 101 |
| 2005 | 77 | 96 |
| 2006 | 54 | 71 |
| 2007 | 68 | 80 |
| 2008 | 47 | 79 |
| 2009 | 46 | 83 |
| 2010 | 66 | 76 |
| 2011 | 48 | 63 |
| 2012 | 49 | 48 |
| 2013 | 40 | 54 |
| 2014 | 46 | 64 |
| 2015 | 56 | 63 |
| 2016 | 43 | 91 |
| 2017 | 64 | 95 |
| 2018 | 63 | 93 |
| 2019 | 107 | 103 |
| 2020 | 96 | 58 |
| 2021 | 81 | 57 |
| 2022 | 74 | 36 |
| 2023 | 37 | 22 |
| 2024 | 28 | 19 |
| 2025 | 19 | 16 |
| 2026 | 9 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F02M 37/08Electrically driven1,511
- F02M 37/18Characterised by provision of main and auxiliary pumps205
- F02M 37/048Arrangements for driving regenerative pumps, i.e. side-channel pumps115
- F02M 37/14The pumps being combined with other apparatus94
- F02M 37/06Mechanically driven87
- F02M 37/16Characterised by provision of personally-82
- F02M 37/12Fluid-driven71
- F02M 37/046Arrangements for driving diaphragm-type pumps67
Recent patents
- In-vehicle fuel tank device and utility vehicle11 Aug 2026US 12,703,241 B2Kubota Corporation
- Dual variable displacement pump fuel system with FOC bypass and washed actuation flow23 Jun 2026US 12,662,981 B2Hamilton Sundstrand Corporation
- Construction machine26 May 2026US 12,637,835 B2Hitachi Construction Machinery Co., Ltd.
- Outboard motor and marine vessel5 May 2026US 12,617,511 B2Yamaha Hatsudoki Kabushiki Kaisha
- Pressure actuated diaphragm pump21 Apr 2026US 12,607,181 B2
- Fuel supply device1 Oct 2026US 2026/0298185 A1Nikki Co., Ltd.
- Fuel supply module10 Sep 2026US 2026/0266247 A1Walbro Corporation
- Straddled vehicle9 Jul 2026US 2026/0192877 A1Yamaha Hatsudoki Kabushiki Kaisha
- High Pressure Fuel Pump With Configuration To Mitigate Cavitation9 Jul 2026US 2026/0194033 A1
- Method and assemblies for repair of plastic fuel lock ring and fuel supply line4 Jun 2026US 2026/0153069 A1
Most cited
By later US patents
- Fuel supply apparatus111US 4,347,041 ATRW Inc. · 1982
- Pressure-responsive fuel delivery system106US 5,044,344 AWalbro Corporation · 1991
- Fuel filter assembly with replacement element105US 5,770,065 AParker-Hannifin Corporation · 1998
- Control apparatus for alcohol engine103US 5,233,944 AFuji Jukogyo Kabushiki Kaisha · 1993
- Modular fuel delivery system87US 5,070,849 AGeneral Motors Corporation · 1991