F02M 37/12
Fluid-driven
Official title: fluid-driven, e.g. by compressed combustion-air
F02M37/12 (Fluid-driven) appears on 71 US grants and 34 published applications in this corpus.
Search patents in F02M- Granted patents
- 71
- Published applications
- 34
- Assignees
- 45
- Inventors
- 150
- Latest grant
- 13 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 4 | 0 |
| 1986 | 3 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 3 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 2 | 0 |
| 2002 | 2 | 1 |
| 2003 | 3 | 0 |
| 2004 | 2 | 1 |
| 2005 | 1 | 2 |
| 2006 | 0 | 1 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 2 |
| 2011 | 1 | 2 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 2 | 2 |
| 2016 | 2 | 5 |
| 2017 | 0 | 2 |
| 2018 | 6 | 2 |
| 2019 | 2 | 5 |
| 2020 | 0 | 0 |
| 2021 | 3 | 1 |
| 2022 | 1 | 2 |
| 2023 | 1 | 2 |
| 2024 | 2 | 0 |
| 2025 | 2 | 0 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method of forming a diaphragm for a liquid pump13 Jan 2026US 12,523,213 B2Walbro Corporation
- Fluid booster system11 Nov 2025US 12,467,425 B1Pressure Drop Technology Integration, Inc.
- Fuel supply assembly with in-tank reservoir23 Sep 2025US 12,421,924 B2Walbro Corporation
- Pump apparatus30 Jul 2024US 12,049,906 B2Mitsubishi Heavy Industries, Ltd.
- Fluid booster system9 Apr 2024US 11,952,970 B1Pressure Drop Technology Integration, Inc.
- Clog-resistant jet pump for a fuel system26 Feb 2026US 2026/0055783 A1Phinia Jersey Holdings LLC
- Fuel supply assembly with in-tank reservoir21 Dec 2023US 2023/0407827 A1Walbro Corporation
- Pump apparatus9 Nov 2023US 2023/0358252 A1Mitsubishi Heavy Industries, Ltd.
- Fluid driven diaphragm pump29 Dec 2022US 2022/0412337 A1Walbro Corporation
- Fuel pump assembly with electric motor fuel pump and fluid driven fuel pump6 Jan 2022US 2022/0003193 A1Walbro Corporation
Most cited
By later US patents
- Membrane fuel pump with pulse dampener47US 4,903,655 AAndreas Stihl AG & CO.KG · 1990
- Multistage fluid-actuated diaphragm pump with amplified suction capability42US 4,093,403 AOutboard Marine Corporation · 1978
- Fuel transfer apparatus39US 4,834,132 AJidosha Denki Kogyo Kabushiki Kaisha · 1989
- Combination primer and pump for internal combustion engines38US 3,983,857 AWalbro Corporation · 1976
- Fluid driven pump with one-way valve in fluid inlet33US 4,551,076 AOutboard Marine Corporation · 1985