F02D 41/3863
By controlling the flow out of the common rail
Official title: {by controlling the flow out of the common rail, e.g. using pressure relief valves}
F02D41/3863 (By controlling the flow out of the common rail) appears on 296 US grants and 286 published applications in this corpus.
Search patents in F02D- Granted patents
- 296
- Published applications
- 286
- Assignees
- 89
- Inventors
- 607
- Latest grant
- 19 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 10 | 0 |
| 2001 | 6 | 0 |
| 2002 | 5 | 1 |
| 2003 | 4 | 5 |
| 2004 | 9 | 6 |
| 2005 | 8 | 13 |
| 2006 | 7 | 9 |
| 2007 | 9 | 14 |
| 2008 | 10 | 8 |
| 2009 | 7 | 17 |
| 2010 | 10 | 13 |
| 2011 | 15 | 15 |
| 2012 | 6 | 20 |
| 2013 | 15 | 12 |
| 2014 | 12 | 13 |
| 2015 | 10 | 22 |
| 2016 | 17 | 15 |
| 2017 | 24 | 20 |
| 2018 | 15 | 18 |
| 2019 | 18 | 13 |
| 2020 | 20 | 9 |
| 2021 | 10 | 15 |
| 2022 | 14 | 6 |
| 2023 | 5 | 9 |
| 2024 | 8 | 4 |
| 2025 | 4 | 5 |
| 2026 | 1 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System and method for recovery of redundant gaseous fuel from a gaseous fuel supply system19 May 2026US 12,631,157 B2Volvo Truck Corporation
- Identifying and counting common rail fuel system pressure relief valve opening events9 Dec 2025US 12,492,672 B1Caterpillar Inc.
- High pressure regulated fuel return apparatus for engines using direct injection fuel systems18 Mar 2025US 12,253,042 B2ICOM North America LLC
- Systems and methods for resetting a pressure relief valve of a common rail fuel system11 Mar 2025US 12,247,526 B2Caterpillar Inc.
- Fuel injection system for enhanced low injection quantity control4 Feb 2025US 12,215,648 B2Cummins Inc.
- Control device, gas engine, control method, and program24 Sep 2026US 2026/0286915 A1Mitsubishi Heavy Industries Engine & Turbocharger, Ltd.
- Fuel pressure measurement and related processes, systems, and controls25 Jun 2026US 2026/0177015 A1Cummins-Scania HPCR System, LLC
- Controller for internal combustion engine11 Jun 2026US 2026/0160215 A1Toyota Jidosha Kabushiki Kaisha
- Fuel circuit for an apparatus, associated apparatus and method15 Jan 2026US 2026/0015985 A1Volvo Truck Corporation
- Controller for internal combustion engine4 Dec 2025US 2025/0369405 A1Toyota Jidosha Kabushiki Kaisha
Most cited
By later US patents
- Fuel injection system and method for a diesel or stratified charge engine98US 5,313,924 AChrysler Corporation · 1994
- High pressure fuel injection system for internal combustion engine84US 6,024,064 ADenso Corporation · 2000
- Pressure control in low static leak fuel system83US 8,291,889 B2Caterpillar Inc. · 2012
- Device for detecting leakage in a fuel supply66US 5,715,786 ARobert Bosch GmbH · 1998
- System for diagnosing and controlling high-pressure fuel system for in-cylinder fuel injection engine62US 6,138,638 AFuji Jukogyo Kabushiki Kaisha · 2000