F02M 25/0228
Adding fuel and water emulsion
Official title: {Adding fuel and water emulsion}
F02M25/0228 (Adding fuel and water emulsion) appears on 228 US grants and 205 published applications in this corpus.
Search patents in F02M- Granted patents
- 228
- Published applications
- 205
- Assignees
- 115
- Inventors
- 361
- Latest grant
- 3 Feb 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 5 | 0 |
| 1982 | 6 | 0 |
| 1983 | 4 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 4 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 4 | 0 |
| 2000 | 3 | 0 |
| 2001 | 3 | 1 |
| 2002 | 7 | 3 |
| 2003 | 4 | 6 |
| 2004 | 2 | 5 |
| 2005 | 1 | 9 |
| 2006 | 5 | 2 |
| 2007 | 9 | 30 |
| 2008 | 13 | 15 |
| 2009 | 9 | 10 |
| 2010 | 19 | 13 |
| 2011 | 10 | 18 |
| 2012 | 3 | 13 |
| 2013 | 8 | 7 |
| 2014 | 14 | 13 |
| 2015 | 9 | 7 |
| 2016 | 9 | 8 |
| 2017 | 5 | 6 |
| 2018 | 7 | 6 |
| 2019 | 3 | 3 |
| 2020 | 9 | 10 |
| 2021 | 9 | 6 |
| 2022 | 5 | 5 |
| 2023 | 6 | 4 |
| 2024 | 4 | 2 |
| 2025 | 2 | 2 |
| 2026 | 3 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Volume splitter for a fuel delivery system3 Feb 2026US 12,540,592 B2Phinia Jersey Holdings LLC
- Aqueous emulsifier package with anionic surfactant for fuel emulsion27 Jan 2026US 12,534,678 B2BASF SE
- Rotary combustion engine with integrated multistage fuel system6 Jan 2026US 12,516,623 B2
- Fuel conditioning system25 Feb 2025US 12,234,793 B1
- Secondary fluid for engines7 Jan 2025US 12,187,971 B2Coolcharge Pty Ltd.
- Internal combustion engine system1 Jan 2026US 2026/0002497 A1Volvo Truck Corporation
- Injection device3 Jul 2025US 2025/0215842 A1Phinia Delphi Luxembourge Sarl
- Fuel conditioning system6 Feb 2025US 2025/0043755 A1
- Rotary combustion engine with integrated multistage fuel system15 Aug 2024US 2024/0271560 A1
- A secondary fluid for engines22 Feb 2024US 2024/0059993 A1Coolcharge Pty Ltd.
Most cited
By later US patents
- Multiple fuel supply system for an internal combustion engine164US 4,031,864 AThe United States of America as represented by the United States Energy Research and Development Administration · 1977
- System and method for engine fuel blend control110US 7,287,492 B2Ford Global Technologies, LLC · 2007
- Engine output control system and method73US 7,640,914 B2Ford Global Technologies, LLC · 2010
- Engine with two port fuel injectors67US 7,647,916 B2Ford Global Technologies, LLC · 2010
- Fluid mixing apparatus and method65US 4,259,021 A1981