F02D 41/149
Replacing of the control value by an other parameter
Official title: {Replacing of the control value by an other parameter}
F02D41/149 (Replacing of the control value by an other parameter) appears on 74 US grants and 21 published applications in this corpus.
Search patents in F02D- Granted patents
- 74
- Published applications
- 21
- Assignees
- 26
- Inventors
- 141
- Latest grant
- 1 Jul 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 2 | 0 |
| 1978 | 0 | 0 |
| 1979 | 4 | 0 |
| 1980 | 1 | 0 |
| 1981 | 5 | 0 |
| 1982 | 8 | 0 |
| 1983 | 7 | 0 |
| 1984 | 5 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 2 | 0 |
| 1988 | 3 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 2 | 1 |
| 2003 | 1 | 2 |
| 2004 | 1 | 1 |
| 2005 | 1 | 4 |
| 2006 | 2 | 2 |
| 2007 | 2 | 3 |
| 2008 | 1 | 0 |
| 2009 | 4 | 4 |
| 2010 | 2 | 0 |
| 2011 | 0 | 1 |
| 2012 | 0 | 1 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 1 | 0 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 0 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 1 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Method for self-balancing of a lambda sensor and exhaust gas system1 Jul 2025US 12,345,600 B2Dr. Ing. h,c.F. Porsche Aktiengesellschaft
- Ion sensing for vapor start control3 Jan 2023US 11,542,899 B2
- Air-fuel ratio control system for internal combustion engine2 Feb 2016US 9,249,712 B2Honda Motor Co., Ltd.
- Air-fuel ratio control system and air-fuel ratio control method of internal combustion engine5 May 2015US 9,026,340 B2Kawasaki Jukogyo Kabushiki Kaisha
- Apparatus and methods for acoustically determining internal characteristics of an engine and the like20 Jul 2010US 7,761,216 B2Board of Regents of the University and College System of Nevada, on Behalf of the University of Nevada, Reno
- Method for self-balancing of a lambda sensor and exhaust gas system14 Dec 2023US 2023/0400385 A1Dr. Ing. h,c.F. Porsche Aktiengesellschaft
- Ion sensing for vapor start control2 Jun 2022US 2022/0170434 A1
- Air-Fuel Ratio Control System and Air-Fuel Ratio Control Method of Internal Combustion Engine28 Jun 2012US 2012/0166068 A1Kawasaki Jukogyo Kabushiki Kaisha
- Air-fuel ratio control system for internal combustion engine29 Dec 2011US 2011/0314795 A1Honda Motor Co., Ltd.
- Control system for an exhaust gas sensor9 Jul 2009US 2009/0173324 A1Toyota Jidosha Kabushiki Kaisha
Most cited
By later US patents
- Method of and system for controlling air fuel ratios of mixtures into an internal combustion engine65US 4,033,122 ANissan Motor Co., Ltd. · 1977
- Apparatus for and method of controlling internal combustion engine56US 5,666,916 AHitachi, Ltd. · 1997
- Method and apparatus for controlling exhausted gas emissions during cold-start of an internal combustion engine40US 6,832,472 B2Southwest Research Institute · 2004
- Apparatus for and method of controlling internal combustion engine36US 6,148,791 AHitachi, Ltd. · 2000
- Method and apparatus for controlling the operating parameters of an internal combustion engine34US 4,166,437 ARobert Bosch GmbH · 1979