F01N 2430/02
Influencing exhaust purification: by cutting out a part of engine cylinders
Official title: by cutting out a part of engine cylinders
F01N2430/02 (Influencing exhaust purification: by cutting out a part of engine cylinders) appears on 153 US grants and 130 published applications in this corpus.
Search patents in F01N- Granted patents
- 153
- Published applications
- 130
- Assignees
- 61
- Inventors
- 330
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 2 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 7 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 1 |
| 2003 | 2 | 11 |
| 2004 | 4 | 7 |
| 2005 | 8 | 8 |
| 2006 | 8 | 3 |
| 2007 | 4 | 3 |
| 2008 | 2 | 3 |
| 2009 | 1 | 3 |
| 2010 | 3 | 1 |
| 2011 | 1 | 1 |
| 2012 | 2 | 2 |
| 2013 | 0 | 2 |
| 2014 | 2 | 2 |
| 2015 | 2 | 4 |
| 2016 | 3 | 8 |
| 2017 | 7 | 10 |
| 2018 | 8 | 9 |
| 2019 | 9 | 5 |
| 2020 | 11 | 9 |
| 2021 | 4 | 12 |
| 2022 | 15 | 14 |
| 2023 | 15 | 4 |
| 2024 | 7 | 4 |
| 2025 | 2 | 2 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Control device for internal combustion engine25 Aug 2026US 12,716,393 B2Toyota Jidosha Kabushiki Kaisha
- Engine shutoff profile for hybrid vehicle gasoline particulate filter regeneration30 Jun 2026US 12,669,095 B2Fca US LLC
- Systems and methods for filter regeneration with cylinder deactivation16 Dec 2025US 12,497,927 B2Cummins Inc.
- Systems and methods to minimize exhaust system condensation21 Oct 2025US 12,448,911 B2Cummins Inc.
- Method for controlling the operation of an engine system10 Sep 2024US 12,085,002 B2Volvo Truck Corporation
- Engine shutoff profile for hybrid vehicle gasoline particulate filter regeneration28 May 2026US 2026/0146571 A1Fca US LLC
- Systems and methods to minimize exhaust system condensation15 Jan 2026US 2026/0015961 A1Cummins Inc.
- Control device for internal combustion engine28 Aug 2025US 2025/0270965 A1Toyota Jidosha Kabushiki Kaisha
- Systems and methods to minimize exhaust system condensation7 Aug 2025US 2025/0250921 A1Cummins Inc.
- Method for controlling the operation of an engine system11 Jul 2024US 2024/0229697 A9Volvo Truck Corporation
Most cited
By later US patents
- Engine with cylinder deactivation168US 6,023,929 AFord Global Technologies, LLC · 2000
- Process for controlling a multiple cylinder internal combustion engine in the cold start and warming up phases95US 5,930,992 AFEV Motorentechnik GmbH & Co. Kommanditgesellschaft · 1999
- Variable displacement engine control for fast catalyst light-off82US 6,389,806 B1Ford Global Technologies, LLC · 2002
- Split engine control system60US 4,467,602 ANissan Motor Co., Ltd. · 1984
- Internal combustion engine control with fast exhaust catalyst warm-up56US 5,974,792 ANippondenso Co., Ltd. · 1999