F02D 41/40
With means for controlling injection timing or duration
Official title: with means for controlling injection timing or duration
F02D41/40 (With means for controlling injection timing or duration) appears on 3,822 US grants and 3,543 published applications in this corpus.
Search patents in F02D- Granted patents
- 3,822
- Published applications
- 3,543
- Assignees
- 488
- Inventors
- 5,889
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 7 | 0 |
| 1978 | 2 | 0 |
| 1979 | 7 | 0 |
| 1980 | 2 | 0 |
| 1981 | 8 | 0 |
| 1982 | 14 | 0 |
| 1983 | 19 | 0 |
| 1984 | 27 | 0 |
| 1985 | 39 | 0 |
| 1986 | 27 | 0 |
| 1987 | 28 | 0 |
| 1988 | 31 | 0 |
| 1989 | 26 | 0 |
| 1990 | 5 | 0 |
| 1991 | 12 | 0 |
| 1992 | 15 | 0 |
| 1993 | 24 | 0 |
| 1994 | 9 | 0 |
| 1995 | 11 | 0 |
| 1996 | 11 | 0 |
| 1997 | 14 | 0 |
| 1998 | 29 | 0 |
| 1999 | 50 | 0 |
| 2000 | 68 | 0 |
| 2001 | 78 | 28 |
| 2002 | 87 | 91 |
| 2003 | 98 | 110 |
| 2004 | 103 | 114 |
| 2005 | 100 | 141 |
| 2006 | 142 | 151 |
| 2007 | 132 | 153 |
| 2008 | 120 | 150 |
| 2009 | 86 | 205 |
| 2010 | 116 | 164 |
| 2011 | 113 | 174 |
| 2012 | 132 | 143 |
| 2013 | 147 | 144 |
| 2014 | 129 | 144 |
| 2015 | 116 | 183 |
| 2016 | 158 | 202 |
| 2017 | 192 | 165 |
| 2018 | 193 | 218 |
| 2019 | 225 | 186 |
| 2020 | 209 | 166 |
| 2021 | 196 | 156 |
| 2022 | 170 | 106 |
| 2023 | 117 | 85 |
| 2024 | 88 | 57 |
| 2025 | 50 | 62 |
| 2026 | 33 | 45 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems and methods for controlling cylinder combustion in a dual fuel engine using in-cylinder pressure sensing8 Sep 2026US 12,729,654 B2Caterpillar Inc.
- Controller for injectors1 Sep 2026US 12,723,554 B2Toyota Jidosha Kabushiki Kaisha
- System and method for adaptive control of air-to-fuel ratio18 Aug 2026US 12,710,014 B2Caterpillar Inc.
- Fuel agnostic compression ignition engine18 Aug 2026US 12,710,015 B2Climate Energy Investments, LLC
- Injector valve force control11 Aug 2026US 12,704,100 B2Caterpillar Inc.
- Operation Condition Calculation System, Control Device for Internal Combustion Engine, and Adaptation Device for Internal Combustion Engine3 Sep 2026US 2026/0258761 A1Astemo, Ltd.
- System and method of fuel injection mode transitions for an internal combustion engine during cylinder activation and deactivation20 Aug 2026US 2026/0243214 A1GM Global Technology Operations LLC
- Engine control device, vehicle, engine control program, and engine control method13 Aug 2026US 2026/0235087 A1Isuzu Motors Limited
- System and method for managing temperature in an engine of a vehicle13 Aug 2026US 2026/0235089 A1Brp-Rotax GmbH & Co. KG
- Fuel type detection for internal combustion engine6 Aug 2026US 2026/0226868 A1Caterpillar Inc.
Most cited
By later US patents
- Surgical stapling systems and staple cartridges for deploying surgical staples with tissue compression features2,424US 7,604,151 B2Ethicon Endo-Surgery, Inc. · 2009
- 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