F01N 2250/10
Cooling and filtering
Official title: cooling and filtering
F01N2250/10 (Cooling and filtering) appears on 20 US grants and 24 published applications in this corpus.
Search patents in F01N- Granted patents
- 20
- Published applications
- 24
- Assignees
- 18
- Inventors
- 48
- Latest grant
- 23 May 2023
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1980 | 1 | 0 |
| 1981 | 0 | 0 |
| 1982 | 1 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 2 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 1 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 2 |
| 2006 | 1 | 0 |
| 2007 | 2 | 0 |
| 2008 | 0 | 2 |
| 2009 | 0 | 2 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 2 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 0 | 0 |
| 2016 | 0 | 1 |
| 2017 | 0 | 0 |
| 2018 | 0 | 0 |
| 2019 | 1 | 2 |
| 2020 | 1 | 1 |
| 2021 | 2 | 5 |
| 2022 | 0 | 5 |
| 2023 | 1 | 1 |
| 2024 | 0 | 0 |
| 2025 | 0 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Vehicle control device23 May 2023US 11,655,742 B2Toyota Jidosha Kabushiki Kaisha
- Machine system for co-production of electrical power and water and method of operating same14 Sep 2021US 11,118,490 B2Caterpillar Inc.
- CO2 trapping device15 Jun 2021US 11,035,280 B2Toyota Jidosha Kabushiki Kaisha
- Method for operating a combustion machine, combustion machine and motor vehicle22 Dec 2020US 10,871,100 B2Volkswagen Aktiengesellschaft
- Water separation device for engine exhaust gas2 Jul 2019US 10,337,370 B2Tenneco Automotive Operating Company Inc.
- Ignited reducing compositions and methods for catalytically decomposing exhaust gas mixtures9 Oct 2025US 2025/0314185 A1Altered Labs LLC
- Vehicle control device9 Mar 2023US 2023/0076483 A1Toyota Jidosha Kabushiki Kaisha
- Exhaust gas processing system and method1 Sep 2022US 2022/0275739 A1Shanghai Bixiufu Enterprise Management Co., Ltd.
- Engine exhaust gas treatment system and method11 Aug 2022US 2022/0251993 A1Shanghai Bixiufu Enterprise Management Co., Ltd.
- Exhaust treatment system and method24 Feb 2022US 2022/0054974 A1Shanghai Bixiufu Enterprise Management Co., Ltd.
Most cited
By later US patents
- Heat isolated catalytic reactor56US 5,488,826 ADry Systems Technologies · 1996
- Exhaust treatment system30US 5,272,874 ADry Systems Technologies · 1993
- Exhaust after-treatment system for the reduction of pollutants from diesel engine exhaust and related method28US 7,266,943 B2Converter Technology, Inc. · 2007
- Filter device and filter apparatus comprising such filter devices26US 4,938,787 A1990
- Diesel particulate traps25US 4,813,233 AOntario Research Foundation · 1989