F02D 41/3035
A mode being the premixed charge compression-ignition mode
Official title: {a mode being the premixed charge compression-ignition mode}
F02D41/3035 (A mode being the premixed charge compression-ignition mode) appears on 1,048 US grants and 1,104 published applications in this corpus.
Search patents in F02D- Granted patents
- 1,048
- Published applications
- 1,104
- Assignees
- 192
- Inventors
- 1,485
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 3 | 0 |
| 1997 | 1 | 0 |
| 1998 | 4 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 22 | 10 |
| 2002 | 23 | 34 |
| 2003 | 47 | 38 |
| 2004 | 28 | 46 |
| 2005 | 35 | 35 |
| 2006 | 55 | 77 |
| 2007 | 66 | 95 |
| 2008 | 71 | 95 |
| 2009 | 37 | 80 |
| 2010 | 84 | 42 |
| 2011 | 44 | 50 |
| 2012 | 37 | 40 |
| 2013 | 46 | 46 |
| 2014 | 40 | 33 |
| 2015 | 29 | 41 |
| 2016 | 29 | 33 |
| 2017 | 36 | 27 |
| 2018 | 28 | 47 |
| 2019 | 35 | 61 |
| 2020 | 74 | 66 |
| 2021 | 69 | 37 |
| 2022 | 29 | 20 |
| 2023 | 31 | 31 |
| 2024 | 21 | 7 |
| 2025 | 6 | 10 |
| 2026 | 4 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Fuel agnostic compression ignition engine18 Aug 2026US 12,710,015 B2Climate Energy Investments, LLC
- Systems and methods for combusting unconventional fuel chemistries in a diesel engine architecture7 Jul 2026US 12,674,409 B2Climate Energy Investments, LLC
- Dual fuel engine combustion control strategy optimizing pilot shot quantities6 Jan 2026US 12,516,638 B2Caterpillar Inc.
- Diesel engine6 Jan 2026US 12,516,645 B2Kubota Corporation
- Supplemental fuel system for compression-ignition engine30 Dec 2025US 12,510,043 B2American CNG, LLC
- Method and Apparatus for Non-Fossil Fuel Internal Combustion Engine27 Aug 2026US 2026/0251112 A1MayMaan Research, LLC
- Temperature-controllable glow plug assisted compression ignition methanol engine and control method thereof23 Jul 2026US 2026/0210322 A1Taiyuan University of Technology
- Fuel system for engine2 Apr 2026US 2026/0092584 A1American CNG, LLC
- Engine, engine control method, and vehicle16 Oct 2025US 2025/0320825 A1BYD Company Limited
- Engine control method, engine, vehicle, and computer-readable storage medium16 Oct 2025US 2025/0320838 A1BYD Company Limited
Most cited
By later US patents
- Premixed charge compression ignition engine with optimal combustion control196US 6,276,334 B1Cummins Engine Company, Inc. · 2001
- Apparatus and method for reducing emissions in a dual combustion mode diesel engine156US 5,875,743 ASouthwest Research Institute · 1999
- Premixed charge compression ignition engine with optimal combustion control152US 6,230,683 B1Cummins Engine Company, Inc. · 2001
- Premixed charge compression ignition engine with optimal combustion control139US 6,286,482 B1Cummins Engine Company, Inc. · 2001
- Multiple operating mode engine and method of operation134US 6,561,157 B2Cummins Inc. · 2003