F01N 3/2046
Periodically cooling catalytic reactors
Official title: {Periodically cooling catalytic reactors}
F01N3/2046 (Periodically cooling catalytic reactors) appears on 199 US grants and 141 published applications in this corpus.
Search patents in F01N- Granted patents
- 199
- Published applications
- 141
- Assignees
- 123
- Inventors
- 461
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 1 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 2 | 0 |
| 1993 | 2 | 0 |
| 1994 | 5 | 0 |
| 1995 | 8 | 0 |
| 1996 | 5 | 0 |
| 1997 | 4 | 0 |
| 1998 | 11 | 0 |
| 1999 | 8 | 0 |
| 2000 | 9 | 0 |
| 2001 | 7 | 3 |
| 2002 | 6 | 10 |
| 2003 | 10 | 10 |
| 2004 | 8 | 8 |
| 2005 | 8 | 4 |
| 2006 | 6 | 8 |
| 2007 | 3 | 5 |
| 2008 | 2 | 5 |
| 2009 | 3 | 4 |
| 2010 | 5 | 7 |
| 2011 | 1 | 5 |
| 2012 | 5 | 3 |
| 2013 | 8 | 6 |
| 2014 | 7 | 9 |
| 2015 | 9 | 9 |
| 2016 | 10 | 9 |
| 2017 | 5 | 6 |
| 2018 | 4 | 3 |
| 2019 | 1 | 1 |
| 2020 | 3 | 9 |
| 2021 | 5 | 5 |
| 2022 | 7 | 6 |
| 2023 | 6 | 1 |
| 2024 | 2 | 3 |
| 2025 | 0 | 2 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for controlling the temperature of an aftertreatment system18 Aug 2026US 12,710,006 B2Cummins Inc.
- Conditioning system for a urea solution24 Mar 2026US 12,584,431 B2Errecinque S.R.L.
- Methods and systems for an exhaust system27 Jan 2026US 12,535,026 B2Ford Global Technologies, LLC
- V-type engine, outboard motor, and watercraft3 Dec 2024US 12,158,091 B2Honda Motor Co., Ltd.
- System and method for treating gas turbine exhaust gas12 Nov 2024US 12,140,065 B2Nooter/Eriksen, Inc.
- Methods and systems for an exhaust system27 Nov 2025US 2025/0361827 A1Ford Global Technologies, LLC
- Systems and methods for controlling the temperature of an aftertreatment system2 Oct 2025US 2025/0305432 A1Cummins Inc.
- Conditioning system for a urea solution17 Oct 2024US 2024/0344474 A1Errecinque S.R.L.
- V engine, outboard unit, and ship5 Sep 2024US 2024/0295186 A1Honda Motor Co., Ltd.
- V-type engine, outboard motor, and watercraft13 Jun 2024US 2024/0191648 A1Honda Motor Co., Ltd.
Most cited
By later US patents
- Compact vacuum insulation176US 5,157,893 AMidwest Research Institute · 1992
- Exhaust gas purification system for an internal combustion engine133US 5,201,802 AToyota Jidosha Kabushiki Kaisha · 1993
- Exhaust gas purification system for an internal combustion engine99US 5,331,809 AToyota Jidosha Kabushiki Kaisha · 1994
- Catalytic reduction of emissions from internal combustion engines93US 6,122,909 ALynntech, Inc. · 2000
- Method and apparatus for thermal management of vehicle exhaust systems92US 5,477,676 AMidwest Research Institute · 1995