F02P 5/1521
With particular means during a transient phase
Official title: {with particular means during a transient phase, e.g. starting, acceleration, deceleration, gear change}
F02P5/1521 (With particular means during a transient phase) appears on 151 US grants and 82 published applications in this corpus.
Search patents in F02P- Granted patents
- 151
- Published applications
- 82
- Assignees
- 44
- Inventors
- 334
- Latest grant
- 2 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 4 | 0 |
| 1982 | 5 | 0 |
| 1983 | 4 | 0 |
| 1984 | 4 | 0 |
| 1985 | 4 | 0 |
| 1986 | 6 | 0 |
| 1987 | 9 | 0 |
| 1988 | 3 | 0 |
| 1989 | 7 | 0 |
| 1990 | 0 | 0 |
| 1991 | 8 | 0 |
| 1992 | 2 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 2 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 3 | 0 |
| 2002 | 1 | 3 |
| 2003 | 3 | 1 |
| 2004 | 3 | 4 |
| 2005 | 1 | 2 |
| 2006 | 1 | 2 |
| 2007 | 4 | 0 |
| 2008 | 1 | 4 |
| 2009 | 1 | 4 |
| 2010 | 2 | 4 |
| 2011 | 1 | 3 |
| 2012 | 3 | 4 |
| 2013 | 5 | 2 |
| 2014 | 4 | 3 |
| 2015 | 4 | 6 |
| 2016 | 2 | 3 |
| 2017 | 1 | 3 |
| 2018 | 8 | 5 |
| 2019 | 3 | 5 |
| 2020 | 6 | 7 |
| 2021 | 11 | 7 |
| 2022 | 4 | 4 |
| 2023 | 2 | 3 |
| 2024 | 3 | 0 |
| 2025 | 1 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Method and control unit for controlling a turbocharged hydrogen engine2 Dec 2025US 12,486,821 B2Robert Bosch GmbH
- Control apparatus for internal combustion engine10 Dec 2024US 12,163,495 B2Honda Motor Co., Ltd.
- Port injection system for reduction of particulates from turbocharged direct injection gasoline engines16 Apr 2024US 11,959,428 B2Ethanol Boosting Systems, LLC
- Method to control a road vehicle provided with an internal combustion engine during a gear shift12 Mar 2024US 11,927,168 B2Ferrari S.P. A.
- Process and an apparatus to adjust the ignition timing of an internal combustion engine27 Jun 2023US 11,686,261 B2Ferrari S.P. A.
- Combustion control for preventing knock and pre-ignition during transients in spark ignition internal combustion engines5 Feb 2026US 2026/0036108 A1Cummins Inc.
- Method and device for controlling an internal combustion engine18 Dec 2025US 2025/0382937 A1
- Method and control unit for controlling a turbocharged hydrogen engine17 Apr 2025US 2025/0122858 A1Robert Bosch GmbH
- Control apparatus for internal combustion engine14 Dec 2023US 2023/0400002 A1Honda Motor Co., Ltd.
- Method to control a road vehicle provided with an internal combustion engine during a gear shift28 Sep 2023US 2023/0304465 A1Ferrari S.P. A.
Most cited
By later US patents
- Controller and control method for engine ignition timing45US 5,884,605 ANissan Motor Co., Ltd. · 1999
- System and method for controlling ignition timing of an internal combustion engine40US 4,660,535 ANissan Motor Co., Ltd. · 1987
- System for controlling an ignition timing in an internal combustion engine and method therefor33US 4,640,249 ANissan Motor Co., Ltd. · 1987
- Method for managing engine torque during a gear shift in an automatic shift manual transmission32US 7,300,381 B2Ford Global Technologies, LLC · 2007
- Method and system to prevent knocking operation of an internal combustion engine28US 4,596,217 ARobert Bosch GmbH · 1986