F02D 19/0663
Details on the fuel supply system
Official title: {Details on the fuel supply system, e.g. tanks, valves, pipes, pumps, rails, injectors or mixers}
F02D19/0663 (Details on the fuel supply system) appears on 1,354 US grants and 1,434 published applications in this corpus.
Search patents in F02D- Granted patents
- 1,354
- Published applications
- 1,434
- Assignees
- 421
- Inventors
- 2,129
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 4 | 0 |
| 1981 | 3 | 0 |
| 1982 | 4 | 0 |
| 1983 | 8 | 0 |
| 1984 | 4 | 0 |
| 1985 | 10 | 0 |
| 1986 | 7 | 0 |
| 1987 | 5 | 0 |
| 1988 | 4 | 0 |
| 1989 | 6 | 0 |
| 1990 | 9 | 0 |
| 1991 | 8 | 0 |
| 1992 | 9 | 0 |
| 1993 | 10 | 0 |
| 1994 | 5 | 0 |
| 1995 | 8 | 0 |
| 1996 | 11 | 0 |
| 1997 | 5 | 0 |
| 1998 | 12 | 0 |
| 1999 | 10 | 0 |
| 2000 | 13 | 0 |
| 2001 | 9 | 2 |
| 2002 | 18 | 21 |
| 2003 | 17 | 22 |
| 2004 | 24 | 25 |
| 2005 | 14 | 25 |
| 2006 | 22 | 28 |
| 2007 | 33 | 61 |
| 2008 | 42 | 58 |
| 2009 | 31 | 74 |
| 2010 | 56 | 93 |
| 2011 | 59 | 91 |
| 2012 | 59 | 80 |
| 2013 | 69 | 87 |
| 2014 | 60 | 112 |
| 2015 | 78 | 90 |
| 2016 | 72 | 77 |
| 2017 | 74 | 64 |
| 2018 | 59 | 55 |
| 2019 | 64 | 84 |
| 2020 | 69 | 41 |
| 2021 | 60 | 36 |
| 2022 | 36 | 32 |
| 2023 | 54 | 44 |
| 2024 | 50 | 39 |
| 2025 | 48 | 54 |
| 2026 | 18 | 39 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Dual fuel selector switch8 Sep 2026US 12,729,655 B2Champion Power Equipment, Inc.
- Dual fuel selector switch1 Sep 2026US 12,723,549 B2Champion Power Equipment, Inc.
- System and method of adding gaseous oxygen additive derived from an oxygen concentrator to diesel fuel to improve combustion21 Jul 2026US 12,687,143 B2H2Diesel, Inc.
- Fuel system having dual fuel quill connector and quill connector installation method26 May 2026US 12,637,994 B2Caterpillar Inc.
- Engine system and method for determining fuel characteristics12 May 2026US 12,624,668 B2Caterpillar Inc.
- Multi-fuel engine system and method for controlling same8 Oct 2026US 2026/0309102 A1Hd Hyundai Heavy Industries Co., Ltd.
- Control system for multi-fuel generator set and control method thereof, and generator set17 Sep 2026US 2026/0275924 A1Chongqing Rato Technology Co., Ltd.
- Dual-fuel injector17 Sep 2026US 2026/0275946 A1Phinia Delphi Luxembourg Sarl
- Improvements relating to internal combustion engines3 Sep 2026US 2026/0258758 A1Commonwealth Scientific and Industrial Research Organisation
- Dual fuel injector, design method therefor, and injection control method therefor27 Aug 2026US 2026/0251096 A1Weichai Power Co., Ltd.
Most cited
By later US patents
- Method and apparatus for operating a dual fuel internal combustion engine226US 7,627,416 B2Westport Power Inc. · 2009
- Methods and apparatus for operation of multiple fuel engines199US 7,222,015 B2Engine Control Technology, LLC · 2007
- Premixed charge compression ignition engine with optimal combustion control196US 6,276,334 B1Cummins Engine Company, Inc. · 2001
- Remedial system: a pollution control device for utilizing and abating volatile organic compounds178US 8,776,734 B1Innovative Environmental Solutions, LLC · 2014
- Reformed natural gas for powering an internal combustion engine177US 6,508,209 B12003