F02D 41/1453
The characteristics being a co content or concentration
Official title: {the characteristics being a CO content or concentration}
F02D41/1453 (The characteristics being a co content or concentration) appears on 60 US grants and 51 published applications in this corpus.
Search patents in F02D- Granted patents
- 60
- Published applications
- 51
- Assignees
- 40
- Inventors
- 146
- Latest grant
- 23 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 0 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 2 |
| 2004 | 1 | 1 |
| 2005 | 2 | 2 |
| 2006 | 1 | 2 |
| 2007 | 1 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 1 |
| 2011 | 0 | 1 |
| 2012 | 1 | 2 |
| 2013 | 4 | 0 |
| 2014 | 0 | 3 |
| 2015 | 2 | 2 |
| 2016 | 0 | 1 |
| 2017 | 2 | 1 |
| 2018 | 3 | 3 |
| 2019 | 2 | 7 |
| 2020 | 9 | 10 |
| 2021 | 7 | 4 |
| 2022 | 6 | 4 |
| 2023 | 5 | 1 |
| 2024 | 1 | 2 |
| 2025 | 2 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Carbon monoxide detecting system for internal combustion engine-based machines23 Dec 2025US 12,503,984 B2Generac Power Systems, Inc.
- Vehicle with gasoline particulate filter soot regeneration strategy with criteria emission reduction for low NOX emissions19 Aug 2025US 12,392,300 B1GM Global Technology Operations LLC
- Carbon monoxide detecting system for internal combustion engine-based machines20 Feb 2024US 11,905,894 B2Generac Power Systems, Inc.
- Internal combustion engine control device24 Oct 2023US 11,795,889 B2Hitachi Astemo, Ltd.
- Method for ascertaining the nitrogen oxide fraction and/or ammonia fraction in the exhaust gas of an internal combustion engine15 Aug 2023US 11,725,602 B2Vitesco Technologies GmbH
- Carbon monoxide detecting system for internal combustion engine-based machines23 Jul 2026US 2026/0210305 A1Generac Power Systems, Inc.
- Flue Gas Analysis Device11 Dec 2025US 2025/0377345 A1Seitron S.P.A.
- Carbon monoxide detecting system for internal combustion engine-based machines15 Aug 2024US 2024/0271578 A1Generac Power Systems, Inc.
- Powertrain Control to Optimize CO2 and Criteria Pollutants4 Jan 2024US 2024/0003309 A1
- Combustion system16 Feb 2023US 2023/0046872 A1Denso Corporation
Most cited
By later US patents
- Air/fuel control with on-board emission measurement118US 5,452,576 AFord Motor Company · 1995
- Overall scheduling of a lean burn engine system39US 7,069,910 B2Ford Global Technologies, LLC · 2006
- Overall scheduling of a lean burn engine system36US 6,691,669 B2Ford Global Technologies, LLC · 2004
- Engine operation interrupt using ambient monoxide sensing27US 5,199,397 AFord Motor Company · 1993
- Exhaust gas sensor diagnosis and controls adaptation15US 9,169,795 B2Ford Global Technologies, LLC · 2015