F02D 41/3845
By controlling the flow into the common rail
Official title: {by controlling the flow into the common rail, e.g. the amount of fuel pumped}
F02D41/3845 (By controlling the flow into the common rail) appears on 801 US grants and 788 published applications in this corpus.
Search patents in F02D- Granted patents
- 801
- Published applications
- 788
- Assignees
- 161
- Inventors
- 1,323
- Latest grant
- 16 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 1 | 0 |
| 1993 | 5 | 0 |
| 1994 | 4 | 0 |
| 1995 | 1 | 0 |
| 1996 | 3 | 0 |
| 1997 | 5 | 0 |
| 1998 | 7 | 0 |
| 1999 | 5 | 0 |
| 2000 | 11 | 0 |
| 2001 | 12 | 6 |
| 2002 | 20 | 14 |
| 2003 | 20 | 17 |
| 2004 | 18 | 22 |
| 2005 | 23 | 32 |
| 2006 | 33 | 32 |
| 2007 | 26 | 37 |
| 2008 | 32 | 31 |
| 2009 | 24 | 39 |
| 2010 | 34 | 51 |
| 2011 | 27 | 32 |
| 2012 | 30 | 32 |
| 2013 | 24 | 28 |
| 2014 | 25 | 57 |
| 2015 | 28 | 43 |
| 2016 | 54 | 66 |
| 2017 | 62 | 55 |
| 2018 | 52 | 41 |
| 2019 | 55 | 43 |
| 2020 | 44 | 33 |
| 2021 | 42 | 26 |
| 2022 | 31 | 14 |
| 2023 | 14 | 9 |
| 2024 | 11 | 8 |
| 2025 | 8 | 8 |
| 2026 | 4 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fuel pressure controller for internal combustion engine16 Jun 2026US 12,655,808 B2Toyota Jidosha Kabushiki Kaisha
- Controller for internal combustion engine5 May 2026US 12,618,379 B2Toyota Jidosha Kabushiki Kaisha
- Method to perform rebreathe mode transitions17 Feb 2026US 12,553,398 B2Saudi Arabian Oil Company
- Systems and methods for at-cylinder fuel switching27 Jan 2026US 12,535,041 B2Caterpillar Inc.
- Identifying and counting common rail fuel system pressure relief valve opening events9 Dec 2025US 12,492,672 B1Caterpillar Inc.
- Non-intrusive fueling event measurement for fueling systems8 Oct 2026US 2026/0309103 A1Cummins-Scania HPCR System, LLC
- Fuel system with self-optimizing fuel control valve27 Aug 2026US 2026/0251111 A1Deere & Company
- Systems and methods for fluid purging in a fuel delivery system9 Jul 2026US 2026/0194031 A1Woodward, Inc.
- Fuel pressure measurement and related processes, systems, and controls25 Jun 2026US 2026/0177015 A1Cummins-Scania HPCR System, LLC
- System and related methods for fuel pressure monitoring11 Jun 2026US 2026/0160217 A1Caterpillar Inc.
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
- High pressure fuel injection system for internal combustion engine84US 6,024,064 ADenso Corporation · 2000
- Fuel injection system for an internal combustion engine82US 4,884,545 ADereco Dieselmotoren Forschungs-und Entwick-lungs-AG · 1989
- Fuel injection system80US 4,777,921 ANippondenso Co., Ltd. · 1988