F02M 63/023
Means for varying pressure in common rails
Official title: {Means for varying pressure in common rails (pressure control F02D41/3845)}
F02M63/023 (Means for varying pressure in common rails) appears on 256 US grants and 300 published applications in this corpus.
Search patents in F02M- Granted patents
- 256
- Published applications
- 300
- Assignees
- 104
- Inventors
- 622
- Latest grant
- 9 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 1 |
| 2002 | 3 | 2 |
| 2003 | 1 | 5 |
| 2004 | 8 | 6 |
| 2005 | 4 | 12 |
| 2006 | 9 | 21 |
| 2007 | 16 | 17 |
| 2008 | 11 | 13 |
| 2009 | 12 | 22 |
| 2010 | 13 | 21 |
| 2011 | 14 | 16 |
| 2012 | 10 | 20 |
| 2013 | 8 | 15 |
| 2014 | 15 | 17 |
| 2015 | 10 | 15 |
| 2016 | 18 | 14 |
| 2017 | 16 | 23 |
| 2018 | 15 | 16 |
| 2019 | 21 | 15 |
| 2020 | 13 | 8 |
| 2021 | 14 | 13 |
| 2022 | 10 | 2 |
| 2023 | 1 | 1 |
| 2024 | 1 | 1 |
| 2025 | 3 | 1 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Identifying and counting common rail fuel system pressure relief valve opening events9 Dec 2025US 12,492,672 B1Caterpillar Inc.
- Engine device including an orientation of a fuel return line attached to a common rail4 Nov 2025US 12,460,613 B2Yanmar Power Technology Co., Ltd.
- High pressure regulated fuel return apparatus for engines using direct injection fuel systems18 Mar 2025US 12,253,042 B2ICOM North America LLC
- Pressure relief valve with a reverse free flow configuration integrated therewith4 Jun 2024US 12,000,363 B2Sun Hydraulics, LLC
- Apparatus for pressure control in a fuel feed of an internal combustion engine having common rail injection10 Oct 2023US 11,781,514 B2Kendrion (Villingen) GmbH
- Pressure regulator valve for engine fuel system25 Jun 2026US 2026/0177024 A1Cummins Inc.
- Fuel system with direct and high pressure port fuel injection with thermal management28 May 2026US 2026/0146578 A1Stanadyne Operating Company LLC
- Engine device5 Feb 2026US 2026/0036107 A1Yanmar Power Technology Co., Ltd.
- Device for detecting a leakage in a fuel path of an engine16 Oct 2025US 2025/0320841 A1Liebherr-Components Colmar SAS
- High pressure regulated fuel return apparatus for engines using direct injection fuel systems26 Sep 2024US 2024/0318609 A1ICOM North America LLC
Most cited
By later US patents
- Pressure control in low static leak fuel system83US 8,291,889 B2Caterpillar Inc. · 2012
- Fuel feeding system for internal combustion engine59US 5,598,817 AMitsubishi Jidosha Kogyo Kabushiki Kaisha · 1997
- Fuel supply system of an internal combustion engine34US 6,889,656 B1Robert Bosch GmbH · 2005
- Vented high pressure valve32US 9,689,364 B2Caterpillar Inc. · 2017
- Solenoid valve unit for fuel injection apparatus30US 5,558,068 AZexel Corporation · 1996