F02D 41/022
In relation with the clutch status
Official title: {in relation with the clutch status}
F02D41/022 (In relation with the clutch status) appears on 289 US grants and 280 published applications in this corpus.
Search patents in F02D- Granted patents
- 289
- Published applications
- 280
- Assignees
- 100
- Inventors
- 653
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 2 | 0 |
| 2000 | 4 | 0 |
| 2001 | 4 | 3 |
| 2002 | 8 | 11 |
| 2003 | 12 | 9 |
| 2004 | 6 | 7 |
| 2005 | 6 | 12 |
| 2006 | 8 | 3 |
| 2007 | 9 | 8 |
| 2008 | 4 | 12 |
| 2009 | 4 | 7 |
| 2010 | 4 | 7 |
| 2011 | 5 | 5 |
| 2012 | 9 | 7 |
| 2013 | 9 | 15 |
| 2014 | 5 | 22 |
| 2015 | 14 | 21 |
| 2016 | 27 | 19 |
| 2017 | 29 | 24 |
| 2018 | 19 | 13 |
| 2019 | 16 | 18 |
| 2020 | 17 | 15 |
| 2021 | 14 | 11 |
| 2022 | 14 | 8 |
| 2023 | 12 | 8 |
| 2024 | 8 | 6 |
| 2025 | 4 | 7 |
| 2026 | 5 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Vehicle drive device11 Aug 2026US 12,703,343 B2Aisin Corporation
- Purification system21 Jul 2026US 12,687,123 B2Isuzu Motors Limited
- Easy engine starting system17 Mar 2026US 12,577,929 B2Oppama Industry Co., Ltd.
- System and method of controlling a vehicle24 Feb 2026US 12,560,141 B2Volvo Truck Corporation
- Control apparatus for vehicle27 Jan 2026US 12,535,040 B2Toyota Jidosha Kabushiki Kaisha
- Method for controlling a motor brake of an internal combustion engine23 Jul 2026US 2026/0210304 A1ZF Friedrichshafen AG
- Vehicle and control method26 Feb 2026US 2026/0055733 A1Kawasaki Motors, Ltd.
- Work Vehicle18 Dec 2025US 2025/0382924 A1Kubota Corporation
- Purification system28 Aug 2025US 2025/0270947 A1Isuzu Motors Limited
- Control apparatus for vehicle24 Jul 2025US 2025/0237180 A1Toyota Jidosha Kabushiki Kaisha
Most cited
By later US patents
- Engine system and method with cylinder deactivation106US 6,978,204 B2Ford Global Technologies, LLC · 2005
- Automatic engine stop and start system55US 6,754,579 B2Denso Corporation · 2004
- Misfire-detecting system for internal combustion engines46US 5,379,634 AHonda Giken Kogyo Kabushiki Kaisha · 1995
- Drive train slip for vibration mitigation during skip fire operation46US 9,267,454 B2Tula Technology, Inc. · 2016
- Torque and power control in a powertrain36US 6,511,399 B2General Motors Corporation · 2003