F02D 2041/389
For injecting directly into the cylinder
Official title: {for injecting directly into the cylinder}
F02D2041/389 (For injecting directly into the cylinder) appears on 1,329 US grants and 1,085 published applications in this corpus.
Search patents in F02D- Granted patents
- 1,329
- Published applications
- 1,085
- Assignees
- 233
- Inventors
- 2,221
- Latest grant
- 8 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 2 | 0 |
| 1989 | 1 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 8 | 0 |
| 1993 | 9 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 3 | 0 |
| 1997 | 9 | 0 |
| 1998 | 30 | 0 |
| 1999 | 60 | 0 |
| 2000 | 53 | 0 |
| 2001 | 69 | 24 |
| 2002 | 60 | 74 |
| 2003 | 83 | 60 |
| 2004 | 55 | 42 |
| 2005 | 43 | 29 |
| 2006 | 36 | 30 |
| 2007 | 32 | 24 |
| 2008 | 16 | 20 |
| 2009 | 15 | 33 |
| 2010 | 23 | 14 |
| 2011 | 16 | 16 |
| 2012 | 15 | 17 |
| 2013 | 6 | 21 |
| 2014 | 17 | 28 |
| 2015 | 17 | 59 |
| 2016 | 38 | 51 |
| 2017 | 51 | 86 |
| 2018 | 73 | 96 |
| 2019 | 99 | 94 |
| 2020 | 101 | 70 |
| 2021 | 86 | 62 |
| 2022 | 65 | 34 |
| 2023 | 35 | 38 |
| 2024 | 44 | 20 |
| 2025 | 21 | 24 |
| 2026 | 13 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
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.
- System and method of fuel injection mode transitions for an internal combustion engine during cylinder activation and deactivation8 Sep 2026US 12,729,657 B2GM Global Technology Operations LLC
- Fuel agnostic compression ignition engine18 Aug 2026US 12,710,015 B2Climate Energy Investments, LLC
- Feedback fuel control for dual path exhaust system30 Jun 2026US 12,669,098 B2Ford Global Technologies, LLC
- Control device for hybrid vehicle16 Jun 2026US 12,654,674 B2Toyota Jidosha Kabushiki Kaisha
- 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
- A system for mitigating knocking in an engine and a method thereof23 Jul 2026US 2026/0210307 A1Mahindra & Mahindra Limited
- Method for controlling an execution of functions during the operation of an internal combustion engine23 Jul 2026US 2026/0210309 A1
- Internal combustion engine9 Jul 2026US 2026/0194024 A1Toyota Jidosha Kabushiki Kaisha
- Control device for internal combustion engine25 Jun 2026US 2026/0177016 A1Toyota Jidosha Kabushiki Kaisha
Most cited
By later US patents
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- 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