F02D 41/3809
Common rail control systems
Official title: {Common rail control systems (common rail apparatus F02M55/025, F02M63/0225)}
F02D41/3809 (Common rail control systems) appears on 1,955 US grants and 1,777 published applications in this corpus.
Search patents in F02D- Granted patents
- 1,955
- Published applications
- 1,777
- Assignees
- 311
- Inventors
- 3,206
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 3 | 0 |
| 1987 | 3 | 0 |
| 1988 | 1 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 5 | 0 |
| 1993 | 19 | 0 |
| 1994 | 11 | 0 |
| 1995 | 11 | 0 |
| 1996 | 17 | 0 |
| 1997 | 17 | 0 |
| 1998 | 37 | 0 |
| 1999 | 33 | 0 |
| 2000 | 54 | 0 |
| 2001 | 54 | 18 |
| 2002 | 73 | 53 |
| 2003 | 66 | 60 |
| 2004 | 69 | 69 |
| 2005 | 58 | 77 |
| 2006 | 79 | 89 |
| 2007 | 71 | 87 |
| 2008 | 77 | 60 |
| 2009 | 54 | 111 |
| 2010 | 66 | 97 |
| 2011 | 65 | 66 |
| 2012 | 55 | 66 |
| 2013 | 57 | 59 |
| 2014 | 55 | 89 |
| 2015 | 51 | 100 |
| 2016 | 92 | 124 |
| 2017 | 116 | 101 |
| 2018 | 110 | 94 |
| 2019 | 104 | 88 |
| 2020 | 102 | 78 |
| 2021 | 91 | 62 |
| 2022 | 70 | 33 |
| 2023 | 28 | 27 |
| 2024 | 32 | 21 |
| 2025 | 20 | 23 |
| 2026 | 12 | 25 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- System and method for adaptive control of air-to-fuel ratio18 Aug 2026US 12,710,014 B2Caterpillar Inc.
- 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
- Diagnosing and remediating fuel injection drift utilizing fuel rail pressure measurements19 May 2026US 12,631,153 B2Caterpillar Inc.
- 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
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- Surgical stapling instruments having a releasable staple-forming pocket2,400US 7,438,209 B1Ethicon Endo-Surgery, Inc. · 2008
- Staple cartridge cavity configurations2,227US 8,590,762 B2Ethicon Endo-Surgery, Inc. · 2013
- Surgical stapling systems and staple cartridges for deploying surgical staples with tissue compression features2,208US 8,186,560 B2Ethicon Endo-Surgery, Inc. · 2012
- Washer for use with a surgical stapling instrument2,143US 7,669,747 B2Ethicon Endo-Surgery, Inc. · 2010