F01M 9/04
Use of fuel as lubricant
F01M9/04 (Use of fuel as lubricant) appears on 21 US grants and 20 published applications in this corpus.
Search patents in F01M- Granted patents
- 21
- Published applications
- 20
- Assignees
- 17
- Inventors
- 42
- Latest grant
- 3 Jan 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 1 |
| 2002 | 3 | 3 |
| 2003 | 1 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 1 |
| 2006 | 0 | 0 |
| 2007 | 0 | 1 |
| 2008 | 1 | 2 |
| 2009 | 0 | 1 |
| 2010 | 1 | 0 |
| 2011 | 0 | 0 |
| 2012 | 1 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 2 |
| 2015 | 0 | 2 |
| 2016 | 2 | 0 |
| 2017 | 0 | 2 |
| 2018 | 2 | 1 |
| 2019 | 3 | 1 |
| 2020 | 0 | 1 |
| 2021 | 1 | 1 |
| 2022 | 0 | 0 |
| 2023 | 1 | 0 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Integrated lubricating fluid filtering and metering device3 Jan 2023US 11,542,844 B2Raytheon Technologies Corporation
- Four stroke engine, handheld work apparatus having a four stroke engine, and method for operating a four stroke engine9 Nov 2021US 11,168,593 B2Andreas Stihl AG & CO.KG
- Utilization of transgenic high oleic soybean oil in industrial applications19 Nov 2019US 10,479,952 B2Monsanto Technology LLC
- Lubricating oil compositions comprising a biodiesel fuel and a dispersant9 Jul 2019US 10,344,245 B2Chevron Oronite Technology B.V.
- System and method for reducing power train air resistance5 Mar 2019US 10,221,933 B2Ford Global Technologies, LLC
- Vapor-phase lubrication fuel additive for high speed limited-life bearings23 Oct 2025US 2025/0327420 A1BlueHalo, LLC
- Integrated lubricating fluid filtering and metering device25 Mar 2021US 2021/0087955 A1Raytheon Technologies Corporation
- Four stroke engine, handheld work apparatus having a four stroke engine, and method for operating a four stroke engine4 Jun 2020US 2020/0173319 A1Andreas Stihl AG & CO.KG
- Fuel lubricated foil bearing27 Jun 2019US 2019/0195129 A1United Technologies Corporation
- Lubricating oil compositions comprising a biodiesel fuel and a dispersant26 Apr 2018US 2018/0112145 A1Chevron Oronite Technology B.V.
Most cited
By later US patents
- Four-cycle fuel-lubricated internal combustion engine26US 6,543,394 B2Science Applications International Corporation · 2003
- Two-cycle internal combustion engine with enhanced lubrication21US 6,205,962 B12001
- Diesel engine having a dual lubrication system12US 4,392,463 ANissan Motor Co., Ltd. · 1983
- Fuel lubricated bearing12US 5,568,984 AWilliams International Corporation · 1996
- Method and device for lubricating and simultaneously supplying fuel in combustion engine12US 6,382,170 B1Fuchs Petrolub SE · 2002