F01N 2900/06
Parameters used for exhaust control or diagnosing
F01N2900/06 (Parameters used for exhaust control or diagnosing) appears on 3,977 US grants and 4,539 published applications in this corpus.
Search patents in F01N- Granted patents
- 3,977
- Published applications
- 4,539
- Assignees
- 583
- Inventors
- 6,101
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1983 | 1 | 0 |
| 1984 | 0 | 0 |
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 1 | 0 |
| 1992 | 1 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 1 | 0 |
| 1997 | 4 | 0 |
| 1998 | 6 | 0 |
| 1999 | 4 | 0 |
| 2000 | 5 | 0 |
| 2001 | 10 | 2 |
| 2002 | 7 | 6 |
| 2003 | 6 | 9 |
| 2004 | 8 | 19 |
| 2005 | 9 | 24 |
| 2006 | 14 | 22 |
| 2007 | 8 | 43 |
| 2008 | 13 | 50 |
| 2009 | 22 | 115 |
| 2010 | 37 | 173 |
| 2011 | 67 | 171 |
| 2012 | 132 | 209 |
| 2013 | 165 | 260 |
| 2014 | 227 | 247 |
| 2015 | 253 | 341 |
| 2016 | 260 | 314 |
| 2017 | 315 | 336 |
| 2018 | 277 | 384 |
| 2019 | 381 | 359 |
| 2020 | 361 | 385 |
| 2021 | 368 | 255 |
| 2022 | 299 | 243 |
| 2023 | 254 | 214 |
| 2024 | 218 | 141 |
| 2025 | 168 | 125 |
| 2026 | 66 | 92 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- F01N 2900/16Said parameters being related to the exhaust apparatusIndexing code2,275
- F01N 2900/14Said parameters being related to the exhaust gasIndexing code1,762
- F01N 2900/08Said parameters being related to the engineIndexing code944
- F01N 2900/18Said parameters being related to the system for adding a substance intoIndexing code939
- F01N 2900/10Said parameters being related to the vehicle or its componentsIndexing code363
- F01N 2900/0601Being estimatedIndexing code221
- F01N 2900/12Said parameters being related to the vehicle exteriorIndexing code200
- F01N 2900/0602Electrical exhaust heater signalsIndexing code131
Recent patents
- Engine device6 Oct 2026US 12,753,713 B2Yanmar Holdings Co., Ltd.
- Apparatus for diagnosing a post-processing system6 Oct 2026US 12,753,715 B2AVL Software and Functions GmbH
- Method, processing unit, and computer program for ascertaining fill levels of a first exhaust gas catalytic converter and of a second exhaust gas catalytic converter6 Oct 2026US 12,753,716 B2Robert Bosch GmbH
- Desulfurization method29 Sep 2026US 12,747,685 B2Subaru Corporation
- Apparatus and method for lambda control of spark-ignition engines, and motor vehicle29 Sep 2026US 12,747,711 B2Schaeffler Technologies AG & Co. KG
- Pressurized systems and methods for providing a nebulized catalyst8 Oct 2026US 2026/0309066 A1Jake Vernon LLC
- Containerized ultra-low nox diesel engine generator set with roof-mounted selective catalytic reduction system8 Oct 2026US 2026/0309075 A1Industrial Service Solutions WC, Inc.
- Ultra-low nox diesel engine generator with selective catalytic reduction engineered exhaust system and method1 Oct 2026US 2026/0298124 A1Industrial Service Solutions WC, Inc.
- Systems and methods for controlling tailpipe exhaust emissions1 Oct 2026US 2026/0298125 A1Cummins Inc.
- Compression ignition engine and system utilizing ammonia as a fuel source24 Sep 2026US 2026/0286881 A1Analytical Engineering, Inc.
Most cited
By later US patents
- Radio frequency process sensing, control, and diagnostics network and system267US 10,118,119 B2CTS Corporation · 2018
- Apparatus and method for internal combustion engine control173US 5,657,625 AMitsubishi Jidosha Kogyo Kabushiki Kaisha · 1997
- Reducing no.sub.x emissions from an engine by temperature-controlled urea injection for selective catalytic reduction171US 6,063,350 AClean Diesel Technologies, Inc. · 2000
- Staged reductant injection for improved NO.sub.x reduction157US 6,125,629 AEngelhard Corporation · 2000
- Method and apparatus for controlled introduction of a reducing agent into a nitrogen oxide-containing exhaust gas153US 5,628,186 ASiemens Aktiengesellschaft · 1997