F02D 41/023
In relation with the gear ratio shifting
Official title: {in relation with the gear ratio shifting (conjoint control for improving gear change B60W30/19)}
F02D41/023 (In relation with the gear ratio shifting) appears on 437 US grants and 375 published applications in this corpus.
Search patents in F02D- Granted patents
- 437
- Published applications
- 375
- Assignees
- 112
- Inventors
- 972
- Latest grant
- 2 Sep 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 4 | 0 |
| 1992 | 1 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 4 | 0 |
| 1997 | 4 | 0 |
| 1998 | 5 | 0 |
| 1999 | 13 | 0 |
| 2000 | 13 | 0 |
| 2001 | 10 | 4 |
| 2002 | 14 | 16 |
| 2003 | 16 | 15 |
| 2004 | 13 | 19 |
| 2005 | 13 | 18 |
| 2006 | 15 | 13 |
| 2007 | 16 | 19 |
| 2008 | 10 | 22 |
| 2009 | 10 | 20 |
| 2010 | 17 | 19 |
| 2011 | 15 | 8 |
| 2012 | 15 | 12 |
| 2013 | 19 | 11 |
| 2014 | 9 | 17 |
| 2015 | 17 | 23 |
| 2016 | 31 | 26 |
| 2017 | 30 | 32 |
| 2018 | 18 | 27 |
| 2019 | 27 | 12 |
| 2020 | 20 | 7 |
| 2021 | 10 | 8 |
| 2022 | 11 | 8 |
| 2023 | 10 | 7 |
| 2024 | 12 | 6 |
| 2025 | 3 | 3 |
| 2026 | 0 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Series hybrid engine control with gear emulation2 Sep 2025US 12,403,887 B1Fca US LLC
- Vehicle control method, and vehicle control device8 Apr 2025US 12,270,352 B2Nissan Motor Co., Ltd.
- Method for controlling an internal combustion engine system7 Jan 2025US 12,187,260 B2Volvo Truck Corporation
- Engine controls during transmission shift10 Dec 2024US 12,162,495 B2Ford Global Technologies, LLC
- Control method and control device for internal combustion engine17 Sep 2024US 12,092,045 B2Nissan Motor Co., Ltd.
- Alternator controls for quick engine torque modulation23 Jul 2026US 2026/0210306 A1Fca US LLC
- Vehicle and control method26 Feb 2026US 2026/0055733 A1Kawasaki Motors, Ltd.
- Method and device for quickly shifting the gear of the engine of a motorcycle1 Jan 2026US 2026/0002482 A1Ducati Motor Holding S.P.A.
- Method to control a vehicle provided with a naturally aspirated internal combustion engine11 Dec 2025US 2025/0376961 A1
- Powertrain control device4 Dec 2025US 2025/0369404 A1Mazda Motor Corporation
Most cited
By later US patents
- Combined system for assisting shifting of manual transmission79US 5,582,558 ARockwell International Corporation · 1996
- System for controlling drivetrain components to achieve fuel efficiency goals78US 6,436,005 B1Cummins Inc. · 2002
- System for controlling drivetrain components to achieve fuel efficiency goals78US 6,546,329 B2Cummins Inc. · 2003
- Drive train controller for a motor vehicle67US 6,125,314 ASiemens Aktiengesellschaft · 2000
- Vehicle and method for controlling engine start in a vehicle64US 8,565,990 B2Ford Global Technologies, LLC · 2013