F02D 41/2445
Characterised by a plurality of learning conditions or ranges
Official title: {characterised by a plurality of learning conditions or ranges}
F02D41/2445 (Characterised by a plurality of learning conditions or ranges) appears on 131 US grants and 72 published applications in this corpus.
Search patents in F02D- Granted patents
- 131
- Published applications
- 72
- Assignees
- 57
- Inventors
- 304
- Latest grant
- 29 Aug 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 1 | 0 |
| 1989 | 8 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 5 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 3 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 5 | 0 |
| 2002 | 1 | 0 |
| 2003 | 1 | 1 |
| 2004 | 2 | 1 |
| 2005 | 2 | 0 |
| 2006 | 1 | 4 |
| 2007 | 1 | 0 |
| 2008 | 2 | 2 |
| 2009 | 1 | 6 |
| 2010 | 3 | 2 |
| 2011 | 1 | 1 |
| 2012 | 2 | 5 |
| 2013 | 3 | 2 |
| 2014 | 5 | 2 |
| 2015 | 4 | 6 |
| 2016 | 4 | 3 |
| 2017 | 4 | 9 |
| 2018 | 5 | 9 |
| 2019 | 10 | 4 |
| 2020 | 4 | 6 |
| 2021 | 6 | 5 |
| 2022 | 9 | 0 |
| 2023 | 2 | 1 |
| 2024 | 0 | 1 |
| 2025 | 0 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- PDI volumetric efficiency pasting29 Aug 2023US 11,739,709 B1Fca US LLC
- Control apparatus for internal combustion engine22 Aug 2023US 11,732,665 B1Honda Motor Co., Ltd.
- Electronic valve control4 Oct 2022US 11,459,962 B2Sparkcognitton, Inc.
- Method for regulating a fill of an exhaust component storage of a catalyst28 Jun 2022US 11,371,453 B2Robert Bosch GmbH
- Engine device31 May 2022US 11,346,296 B2Toyota Jidosha Kabushiki Kaisha
- Hydrogen/ammonia mixed combustion system, mixed combustion control device, and mixed combustion control method23 Jul 2026US 2026/0210301 A1Mitsubishi Heavy Industries, Ltd.
- Engine control unit calibration13 Mar 2025US 2025/0084803 A1Secondmind Limited
- Merged reference fingerprint generation for machine-learning detection of degraded operation17 Oct 2024US 2024/0344485 A1
- Control apparatus for internal combustion engine14 Sep 2023US 2023/0287843 A1Honda Motor Co., Ltd.
- Electronic valve control11 Nov 2021US 2021/0348576 A1Sparkcognition, Inc.
Most cited
By later US patents
- Air-fuel ratio control system72US 4,913,122 ANissan Motor Co., Ltd. · 1990
- Learning control system of air-fuel ratio in electronic control engine61US 4,571,683 AToyota Jidosha Kogyo Kabushiki Kaisha · 1986
- Electronic control of engine fuel injection based on engine duty cycle49US 5,268,842 ACummins Engine Company, Inc. · 1993
- Method of controlling air-fuel ratio42US 4,561,400 AToyota Jidosha Kabushiki Kaisha · 1985
- Adaptive air/fuel ratio controller for internal combustion engine40US 4,306,529 AGeneral Motors Corporation · 1981