F02D 19/084
Blends of gasoline and alcohols
Official title: {Blends of gasoline and alcohols, e.g. E85}
F02D19/084 (Blends of gasoline and alcohols) appears on 601 US grants and 543 published applications in this corpus.
Search patents in F02D- Granted patents
- 601
- Published applications
- 543
- Assignees
- 116
- Inventors
- 846
- 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 | 0 | 0 |
| 1990 | 14 | 0 |
| 1991 | 14 | 0 |
| 1992 | 17 | 0 |
| 1993 | 27 | 0 |
| 1994 | 11 | 0 |
| 1995 | 8 | 0 |
| 1996 | 4 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 11 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 0 |
| 2003 | 0 | 2 |
| 2004 | 4 | 6 |
| 2005 | 4 | 6 |
| 2006 | 3 | 6 |
| 2007 | 15 | 29 |
| 2008 | 18 | 44 |
| 2009 | 20 | 72 |
| 2010 | 44 | 73 |
| 2011 | 49 | 45 |
| 2012 | 43 | 40 |
| 2013 | 44 | 39 |
| 2014 | 40 | 31 |
| 2015 | 20 | 28 |
| 2016 | 34 | 23 |
| 2017 | 24 | 11 |
| 2018 | 17 | 9 |
| 2019 | 15 | 13 |
| 2020 | 23 | 20 |
| 2021 | 25 | 20 |
| 2022 | 10 | 6 |
| 2023 | 10 | 8 |
| 2024 | 6 | 4 |
| 2025 | 5 | 5 |
| 2026 | 2 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Internal combustion engine controller11 Jun 2026US 2026/0160212 A1Toyota Jidosha Kabushiki Kaisha
- Catalyst deterioration diagnostic device for flexible fuel engine26 Feb 2026US 2026/0055737 A1Yamaha Hatsudoki Kabushiki Kaisha
- Multifuel Automotive Engine-Derived Systems for Clean Grid Load Balancing and Non-Grid Electricity Applications13 Nov 2025US 2025/0347256 A1
- Flex fuel vehicle30 Oct 2025US 2025/0334081 A1Toyota Jidosha Kabushiki Kaisha
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
- 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
- Control system for engine operation using two fuels of different volatility108US 4,706,630 AFord Motor Company · 1987