F02D 41/248
Using a plurality of learned values
Official title: {using a plurality of learned values}
F02D41/248 (Using a plurality of learned values) appears on 120 US grants and 87 published applications in this corpus.
Search patents in F02D- Granted patents
- 120
- Published applications
- 87
- Assignees
- 60
- Inventors
- 279
- Latest grant
- 28 Jan 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 5 | 0 |
| 1990 | 2 | 0 |
| 1991 | 3 | 0 |
| 1992 | 3 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 2 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 5 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 3 |
| 2004 | 4 | 3 |
| 2005 | 3 | 2 |
| 2006 | 1 | 4 |
| 2007 | 2 | 0 |
| 2008 | 4 | 3 |
| 2009 | 2 | 5 |
| 2010 | 3 | 0 |
| 2011 | 0 | 3 |
| 2012 | 0 | 8 |
| 2013 | 3 | 3 |
| 2014 | 3 | 1 |
| 2015 | 5 | 4 |
| 2016 | 1 | 4 |
| 2017 | 10 | 9 |
| 2018 | 5 | 7 |
| 2019 | 8 | 4 |
| 2020 | 5 | 7 |
| 2021 | 8 | 6 |
| 2022 | 8 | 7 |
| 2023 | 5 | 3 |
| 2024 | 3 | 0 |
| 2025 | 1 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Combustion system design method based on target heat release rate28 Jan 2025US 12,209,549 B2Harbin Engineering University
- Engine control system26 Mar 2024US 11,939,931 B2Perkins Engines Company Limited
- Internal combustion engine controller13 Feb 2024US 11,898,513 B2Perkins Engines Company Limited
- Engine test method, computer-readable recording medium, and engine test apparatus30 Jan 2024US 11,885,709 B2Transtron Inc.
- Method for the model-based open-loop and closed-loop of an internal combustion engine19 Dec 2023US 11,846,245 B2Rolls-Royce Solutions GmbH
- Engine control unit calibration13 Mar 2025US 2025/0084803 A1Secondmind Limited
- Control apparatus for internal combustion engine14 Sep 2023US 2023/0287843 A1Honda Motor Co., Ltd.
- Combustion System Design Method Based on Target Heat Release Rate15 Jun 2023US 2023/0184190 A1Harbin Engineering University
- Engine test method, computer-readable recording medium, and engine test apparatus2 Mar 2023US 2023/0063634 A1Transtron Inc.
- Method for the model-based open-loop and closed-loop of an internal combustion engine10 Nov 2022US 2022/0356852 A1Rolls-Royce Solutions GmbH
Most cited
By later US patents
- Learning control system of air-fuel ratio in electronic control engine61US 4,571,683 AToyota Jidosha Kogyo Kabushiki Kaisha · 1986
- Method of controlling air-fuel ratio42US 4,561,400 AToyota Jidosha Kabushiki Kaisha · 1985
- Air-fuel ratio control system for automotive engine31US 4,977,881 AFuji Jukogyo Kabushiki Kaisha · 1990
- Air fuel ratio feedback control30US 5,255,512 AFord Motor Company · 1993
- Integrated controlling system30US 6,278,986 B1Yahama Hatsudoki Kabushiki Kaisha · 2001