F02D 41/2432
Methods of calibration
Official title: {Methods of calibration}
F02D41/2432 (Methods of calibration) appears on 396 US grants and 344 published applications in this corpus.
Search patents in F02D- Granted patents
- 396
- Published applications
- 344
- Assignees
- 173
- Inventors
- 987
- Latest grant
- 14 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 4 | 0 |
| 1993 | 4 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 7 | 0 |
| 1999 | 3 | 0 |
| 2000 | 4 | 0 |
| 2001 | 13 | 3 |
| 2002 | 12 | 9 |
| 2003 | 17 | 16 |
| 2004 | 14 | 11 |
| 2005 | 10 | 10 |
| 2006 | 9 | 10 |
| 2007 | 12 | 8 |
| 2008 | 6 | 10 |
| 2009 | 9 | 24 |
| 2010 | 9 | 22 |
| 2011 | 13 | 13 |
| 2012 | 6 | 29 |
| 2013 | 17 | 11 |
| 2014 | 20 | 12 |
| 2015 | 18 | 12 |
| 2016 | 14 | 25 |
| 2017 | 18 | 19 |
| 2018 | 17 | 19 |
| 2019 | 26 | 18 |
| 2020 | 21 | 19 |
| 2021 | 20 | 14 |
| 2022 | 17 | 9 |
| 2023 | 9 | 3 |
| 2024 | 7 | 9 |
| 2025 | 5 | 4 |
| 2026 | 4 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Apparatus and method for engine control14 Jul 2026US 12,683,828 B2Vieletech Inc.
- Method of operating a hydrogen internal combustion engine19 May 2026US 12,631,151 B2Phinia Delphi Luxembourg Sarl
- Systems and methods for controller updating and configuring emission certification level enforcement24 Mar 2026US 12,586,083 B2Cummins Inc.
- Control device for an internal combustion engine, internal combustion engine assembly including an internal combustion engine and a control device of this type, method for operating an internal combustion engine, and method for determining a component characteristic map10 Feb 2026US 12,546,265 B2Rolls-Royce Solutions GmbH
- Exhaust gas recirculation and aftertreatment control30 Dec 2025US 12,510,036 B2Perkins Engines Company Limited
- Method for operating an internal combustion engine, computer program, control device for an internal combustion engine, combustion engine and method for designing an internal combustion engine20 Aug 2026US 2026/0243211 A1Rolls-Royce Solutions GmbH
- Control Device for Internal Combustion Engine20 Aug 2026US 2026/0243212 A1Hitachi Astemo, Ltd.
- Control device and method for measuring an internal combustion engine on a test bench30 Apr 2026US 2026/0118222 A1Rolls-Royce Solutions GmbH
- Dynamic adjustment of ecu calibations2 Apr 2026US 2026/0091793 A1Cummins Inc.
- Adaptive artificial intelligence led calibration strategy for internal combustion engine and exhaust aftertreatment system optimization26 Feb 2026US 2026/0055738 A1Saudi Arabian Oil Company
Most cited
By later US patents
- Method and system for recalibration of an electronic control module98US 6,571,191 B1Cummins Inc. · 2003
- Method for controlling the operation of an internal combustion engine97US 6,757,606 B1Brunswick Corporation · 2004
- Electronic circuit for automatically compensating for errors in a sensor with an analog output signal89US 5,757,181 ADurakool Incorporated · 1998
- Rotary position sensor with circular magnet79US 5,818,223 ADurakool Incorporated · 1998
- Method and structure for controlling an apparatus, such as a fuel injector, using electronic trimming70US 5,634,448 ACaterpillar Inc. · 1997