F02D 19/0628
Determining the fuel pressure, temperature or flow, the fuel tank fill level
Official title: {Determining the fuel pressure, temperature or flow, the fuel tank fill level or a valve position}
F02D19/0628 (Determining the fuel pressure, temperature or flow, the fuel tank fill level) appears on 415 US grants and 377 published applications in this corpus.
Search patents in F02D- Granted patents
- 415
- Published applications
- 377
- Assignees
- 178
- Inventors
- 867
- Latest grant
- 30 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 2 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 3 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 9 | 0 |
| 1991 | 5 | 0 |
| 1992 | 7 | 0 |
| 1993 | 9 | 0 |
| 1994 | 4 | 0 |
| 1995 | 6 | 0 |
| 1996 | 8 | 0 |
| 1997 | 3 | 0 |
| 1998 | 5 | 0 |
| 1999 | 8 | 0 |
| 2000 | 9 | 0 |
| 2001 | 3 | 0 |
| 2002 | 5 | 9 |
| 2003 | 8 | 8 |
| 2004 | 9 | 11 |
| 2005 | 7 | 14 |
| 2006 | 13 | 7 |
| 2007 | 8 | 15 |
| 2008 | 12 | 16 |
| 2009 | 13 | 38 |
| 2010 | 17 | 35 |
| 2011 | 29 | 35 |
| 2012 | 25 | 23 |
| 2013 | 22 | 14 |
| 2014 | 12 | 24 |
| 2015 | 10 | 23 |
| 2016 | 21 | 17 |
| 2017 | 26 | 14 |
| 2018 | 9 | 10 |
| 2019 | 9 | 12 |
| 2020 | 11 | 7 |
| 2021 | 13 | 10 |
| 2022 | 8 | 7 |
| 2023 | 12 | 5 |
| 2024 | 9 | 6 |
| 2025 | 11 | 11 |
| 2026 | 2 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Dual fuel engine system and method for controlling dual fuel engine system30 Jun 2026US 12,669,093 B2Cummins Power Generation Inc.
- Engine system and method for determining fuel characteristics12 May 2026US 12,624,668 B2Caterpillar Inc.
- System and method for controlling fuel substitution in a dual fuel engine system30 Dec 2025US 12,510,033 B2Cummins Power Generation Inc.
- Fuel system for a spark ignition engine23 Dec 2025US 12,503,985 B2Fpt Industrial S.P.A.
- Fluid booster system11 Nov 2025US 12,467,425 B1Pressure Drop Technology Integration, Inc.
- Improvements relating to internal combustion engines3 Sep 2026US 2026/0258758 A1Commonwealth Scientific and Industrial Research Organisation
- Fuel type detection for internal combustion engine6 Aug 2026US 2026/0226868 A1Caterpillar Inc.
- Control of fuel delivery pressure based on determined mass of remaining fuel for a vehicle21 May 2026US 2026/0139635 A1Volvo Truck Corporation
- System and method for controlling fuel substitution in a dual fuel engine system30 Apr 2026US 2026/0117716 A1Cummins Power Generation Inc.
- Apparatus and method for regulating and injecting gaseous fuel into an internal combustion engine5 Feb 2026US 2026/0036095 A1Cespira Canada LP
Most cited
By later US patents
- Bi-fuel control system and retrofit assembly for diesel engines231US 6,543,395 B2Gas Technologies LLC · 2003
- Methods and apparatus for operation of multiple fuel engines199US 7,222,015 B2Engine Control Technology, LLC · 2007
- Control system for two cycle direct injection engine and the method thereof165US 6,158,411 AFuji Jukogyo Kabushiki Kaisha · 2000
- 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
- Internal combustion engine137US 6,990,956 B2Toyota Jidosha Kabushiki Kaisha · 2006