F02D 41/2483
Restricting learned values
Official title: {restricting learned values}
F02D41/2483 (Restricting learned values) appears on 36 US grants and 21 published applications in this corpus.
Search patents in F02D- Granted patents
- 36
- Published applications
- 21
- Assignees
- 19
- Inventors
- 93
- Latest grant
- 18 Feb 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 1 |
| 2002 | 1 | 0 |
| 2003 | 1 | 4 |
| 2004 | 3 | 3 |
| 2005 | 1 | 1 |
| 2006 | 3 | 1 |
| 2007 | 1 | 0 |
| 2008 | 1 | 3 |
| 2009 | 0 | 0 |
| 2010 | 1 | 1 |
| 2011 | 1 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 1 |
| 2014 | 1 | 1 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 1 | 1 |
| 2021 | 2 | 2 |
| 2022 | 0 | 0 |
| 2023 | 0 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Controller with a learning capability and automatic exploration function of an operating parameter space18 Feb 2025US 12,228,088 B2Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- State estimation device for internal combustion engine, state estimation system for internal combustion engine, data analysis device, and control device for internal combustion engine9 Nov 2021US 11,168,636 B2Toyota Jidosha Kabushiki Kaisha
- Engine controller, engine control method, and memory medium20 Jul 2021US 11,067,026 B2Toyota Jidosha Kabushiki Kaisha
- Ignition timing controller and control method for internal combustion engine1 Dec 2020US 10,851,757 B2Toyota Jidosha Kabushiki Kaisha
- Device for purifying exhaust gas of internal combustion engine9 Sep 2014US 8,826,642 B2Toyota Jidosha Kabushiki Kaisha
- Controller with a learning capability and automatic exploration function of an operating parameter space21 Dec 2023US 2023/0407805 A1Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e. V.
- Engine controller, engine control method, and memory medium13 May 2021US 2021/0140385 A1Toyota Jidosha Kabushiki Kaisha
- State estimation device for internal combustion engine, state estimation system for internal combustion engine, data analysis device, and control device for internal combustion engine15 Apr 2021US 2021/0108589 A1Toyota Jidosha Kabushiki Kaisha
- Ignition timing controller and control method for internal combustion engine30 Jan 2020US 2020/0032762 A1Toyota Jidosha Kabushiki Kaisha
- Fuel injection control device20 Oct 2016US 2016/0305359 A1Aisan Kogyo Kabushiki Kaisha
Most cited
By later US patents
- Fuel injection control system for engine58US 6,755,176 B2Denso Corporation · 2004
- Air-fuel ratio control apparatus for an internal combustion engine and a control method of the air-fuel ratio control apparatus49US 6,431,160 B1Toyota Jidosha Kabushiki Kaisha · 2002
- Air-fuel ratio control method and its apparatus25US 4,345,561 ANippondenso Co., Ltd. · 1982
- Method of detecting abnormality in fuel supply systems of internal combustion engines24US 5,070,847 AHonda Giken Kogyo Kabushiki Kaisha · 1991
- Learning and control apparatus for electronically controlled internal combustion engine23US 4,729,359 AJapan Electronic Control Systems Co., Ltd. · 1988