F01N 3/2033
Using a fuel burner or introducing fuel into exhaust duct
Official title: {using a fuel burner or introducing fuel into exhaust duct}
F01N3/2033 (Using a fuel burner or introducing fuel into exhaust duct) appears on 467 US grants and 525 published applications in this corpus.
Search patents in F01N- Granted patents
- 467
- Published applications
- 525
- Assignees
- 168
- Inventors
- 1,041
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 6 | 0 |
| 1994 | 8 | 0 |
| 1995 | 8 | 0 |
| 1996 | 5 | 0 |
| 1997 | 6 | 0 |
| 1998 | 6 | 0 |
| 1999 | 3 | 0 |
| 2000 | 2 | 0 |
| 2001 | 5 | 1 |
| 2002 | 3 | 7 |
| 2003 | 2 | 10 |
| 2004 | 2 | 10 |
| 2005 | 10 | 9 |
| 2006 | 13 | 19 |
| 2007 | 5 | 19 |
| 2008 | 6 | 22 |
| 2009 | 6 | 26 |
| 2010 | 11 | 23 |
| 2011 | 13 | 33 |
| 2012 | 14 | 25 |
| 2013 | 32 | 46 |
| 2014 | 21 | 16 |
| 2015 | 23 | 34 |
| 2016 | 25 | 12 |
| 2017 | 20 | 14 |
| 2018 | 7 | 27 |
| 2019 | 24 | 21 |
| 2020 | 26 | 37 |
| 2021 | 25 | 10 |
| 2022 | 26 | 35 |
| 2023 | 39 | 24 |
| 2024 | 31 | 22 |
| 2025 | 18 | 15 |
| 2026 | 7 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Methane mitigation system with use of waste heat for power generation25 Aug 2026US 12,714,971 B2Enhanced Energy Group LLC
- Method for operating an exhaust gas post-treatment device for an internal combustion engine of a motor vehicle, in particular of a motor car25 Aug 2026US 12,716,376 B2Mercedes-Benz Group AG
- Burner for an exhaust-gas aftertreatment system, exhaust-gas aftertreatment system for an internal combustion engine11 Aug 2026US 12,704,085 B2Robert Bosch GmbH
- Method for operating a burner of a motor vehicle28 Jul 2026US 12,692,806 B2Mercedes-Benz Group AG
- Method to determine the oxygen storage capacity of a catalytic converter of an exhaust gas system of an internal combustion engine14 Jul 2026US 12,680,491 B2Marelli Europe S.P.A.
- System and method for monitoring a burner associated with an exhaust gas after-treatment apparatus of a vehicle1 Oct 2026US 2026/0298126 A1Ferrari S.P. A.
- Engine system having recuperated catalyst in exhaust system and method20 Aug 2026US 2026/0243186 A1Caterpillar Inc.
- Exhaust gas purification device, exhaust gas purification method, and control device20 Aug 2026US 2026/0243204 A1Komatsu Ltd.
- Burner for an Exhaust Gas System of an Internal Combustion Engine, in Particular of a Motor Vehicle, and Internal Combustion Engine, in Particular for a Motor Vehicle6 Aug 2026US 2026/0226855 A1Mercedes-Benz Group AG
- Heating arrangement, an exhaust treatment system comprising the heating arrangement, a vehicle comprising the exhaust treatment system, and a method for a heating arrangement28 May 2026US 2026/0146551 A1Traton AB
Most cited
By later US patents
- Apparatus and method for internal combustion engine control173US 5,657,625 AMitsubishi Jidosha Kogyo Kabushiki Kaisha · 1997
- Exhaust gas purification system for an internal combustion engine133US 5,201,802 AToyota Jidosha Kabushiki Kaisha · 1993
- Device for purifying the exhaust gas of a diesel engine85US 5,711,149 AToyota Jidosha Kabushiki Kaisha · 1998
- Exhaust gas purification system for an internal combustion engine81US 5,209,061 AToyota Jidosha Kabushiki Kaisha · 1993
- Exhaust burner catalyst preheater67US 5,339,630 AGeneral Motors Corporation · 1994