F02D 19/082
Premixed fuels, i.e. emulsions or blends
Official title: {Premixed fuels, i.e. emulsions or blends}
F02D19/082 (Premixed fuels, i.e. emulsions or blends) appears on 753 US grants and 711 published applications in this corpus.
Search patents in F02D- Granted patents
- 753
- Published applications
- 711
- Assignees
- 170
- Inventors
- 1,189
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 3 | 0 |
| 1984 | 3 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 14 | 0 |
| 1991 | 14 | 0 |
| 1992 | 18 | 0 |
| 1993 | 27 | 0 |
| 1994 | 12 | 0 |
| 1995 | 11 | 0 |
| 1996 | 7 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 12 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 0 |
| 2002 | 4 | 1 |
| 2003 | 1 | 5 |
| 2004 | 5 | 6 |
| 2005 | 7 | 10 |
| 2006 | 6 | 8 |
| 2007 | 17 | 34 |
| 2008 | 21 | 51 |
| 2009 | 25 | 86 |
| 2010 | 52 | 87 |
| 2011 | 63 | 55 |
| 2012 | 53 | 52 |
| 2013 | 50 | 49 |
| 2014 | 48 | 40 |
| 2015 | 23 | 35 |
| 2016 | 39 | 28 |
| 2017 | 35 | 17 |
| 2018 | 23 | 17 |
| 2019 | 17 | 24 |
| 2020 | 30 | 26 |
| 2021 | 36 | 22 |
| 2022 | 15 | 10 |
| 2023 | 13 | 14 |
| 2024 | 16 | 12 |
| 2025 | 11 | 12 |
| 2026 | 6 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems and methods for combusting unconventional fuel chemistries in a diesel engine architecture7 Jul 2026US 12,674,409 B2Climate Energy Investments, LLC
- Method for operating an internal combustion engine28 Apr 2026US 12,612,879 B2Innio Jenbacher GmbH & Co OG
- Fuel supply system for supplying a fuel emulsion to a fuel injection system of an engine14 Apr 2026US 12,601,305 B2Caterpillar Motoren GmbH & Co. KG
- Systems and methods for monitoring nitrogen dioxide variability in an engine aftertreatment system10 Feb 2026US 12,546,242 B1Caterpillar Inc.
- Fuel injector control strategy using fuel bulk modulus for fuel injector command determination13 Jan 2026US 12,523,182 B2Caterpillar Inc.
- Fuel type detection for internal combustion engine6 Aug 2026US 2026/0226868 A1Caterpillar Inc.
- A fuel mixture for operating an internal combustion engine2 Jul 2026US 2026/0185493 A1WäRtsilä Finland Oy
- Internal combustion engine controller11 Jun 2026US 2026/0160212 A1Toyota Jidosha Kabushiki Kaisha
- Method and device for carrying out at least one vehicle function of a vehicle, and method and device for creating a trained machine learning exhaust gas determination model21 May 2026US 2026/0138583 A1Volkswagen Aktiengesellschaft
- Engine control system and methods16 Apr 2026US 2026/0104016 A1Innio Jenbacher GmbH & Co OG
Most cited
By later US patents
- System and method for engine starting160US 7,159,568 B1Ford Global Technologies, LLC · 2007
- Operation control system for internal combustion engine138US 4,993,386 AKabushiki Kaisha Toyota Chuo Kenkyusho · 1991
- Fuel blending system method and apparatus134US 5,469,830 ACessna Aircraft Company · 1995
- Optimized fuel management system for direct injection ethanol enhancement of gasoline engines129US 7,225,787 B2Massachusetts Institute of Technology · 2007
- System and method for engine fuel blend control110US 7,287,492 B2Ford Global Technologies, LLC · 2007