F02D 41/3836
Controlling the fuel pressure
Official title: {Controlling the fuel pressure}
F02D41/3836 (Controlling the fuel pressure) appears on 1,394 US grants and 1,359 published applications in this corpus.
Search patents in F02D- Granted patents
- 1,394
- Published applications
- 1,359
- Assignees
- 232
- Inventors
- 2,375
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 9 | 0 |
| 1994 | 7 | 0 |
| 1995 | 4 | 0 |
| 1996 | 7 | 0 |
| 1997 | 7 | 0 |
| 1998 | 18 | 0 |
| 1999 | 12 | 0 |
| 2000 | 26 | 0 |
| 2001 | 23 | 12 |
| 2002 | 43 | 28 |
| 2003 | 30 | 37 |
| 2004 | 46 | 48 |
| 2005 | 45 | 58 |
| 2006 | 58 | 61 |
| 2007 | 49 | 61 |
| 2008 | 54 | 49 |
| 2009 | 36 | 77 |
| 2010 | 52 | 80 |
| 2011 | 55 | 55 |
| 2012 | 45 | 56 |
| 2013 | 47 | 53 |
| 2014 | 43 | 74 |
| 2015 | 43 | 81 |
| 2016 | 80 | 95 |
| 2017 | 96 | 82 |
| 2018 | 82 | 74 |
| 2019 | 82 | 64 |
| 2020 | 81 | 64 |
| 2021 | 71 | 48 |
| 2022 | 58 | 25 |
| 2023 | 23 | 20 |
| 2024 | 24 | 16 |
| 2025 | 14 | 20 |
| 2026 | 9 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Apparatus and method for pressure regulation of a gaseous fluid23 Jun 2026US 12,662,972 B2Cespira Canada LP
- Fuel pressure controller for internal combustion engine16 Jun 2026US 12,655,808 B2Toyota Jidosha Kabushiki Kaisha
- Fuel supply device for internal combustion engine9 Jun 2026US 12,650,095 B2Toyota Jidosha Kabushiki Kaisha
- System and method for recovery of redundant gaseous fuel from a gaseous fuel supply system19 May 2026US 12,631,157 B2Volvo Truck Corporation
- Controller for internal combustion engine5 May 2026US 12,618,379 B2Toyota Jidosha Kabushiki Kaisha
- Non-intrusive fueling event measurement for fueling systems8 Oct 2026US 2026/0309103 A1Cummins-Scania HPCR System, LLC
- Method for detecting tuning measures on an internal combustion engine, computer program product, and control unit24 Sep 2026US 2026/0286914 A1
- Control device, gas engine, control method, and program24 Sep 2026US 2026/0286915 A1Mitsubishi Heavy Industries Engine & Turbocharger, Ltd.
- Fuel quality determination systems and associated methods of operation27 Aug 2026US 2026/0251103 A1Inpro/Seal LLC
- Fuel system with self-optimizing fuel control valve27 Aug 2026US 2026/0251111 A1Deere & Company
Most cited
By later US patents
- Fuel delivery system and method of operation157US 7,448,363 B1Buell Motorcycle Company · 2008
- System and methods for electronic control of an accumulator fuel system101US 5,678,521 ACummins Engine Company, Inc. · 1997
- Fuel injection system and method for a diesel or stratified charge engine98US 5,313,924 AChrysler Corporation · 1994
- Pressure-controlled fuel injection for internal combustion engines86US 4,628,881 ABKM, Inc. · 1986
- High pressure fuel injection system for internal combustion engine84US 6,024,064 ADenso Corporation · 2000