F02D 2200/0804
Estimation of the temperature of the exhaust gas treatment apparatus
F02D2200/0804 (Estimation of the temperature of the exhaust gas treatment apparatus) appears on 297 US grants and 278 published applications in this corpus.
Search patents in F02D- Granted patents
- 297
- Published applications
- 278
- Assignees
- 83
- Inventors
- 715
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 1 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 7 | 0 |
| 1999 | 7 | 0 |
| 2000 | 4 | 0 |
| 2001 | 9 | 4 |
| 2002 | 8 | 11 |
| 2003 | 14 | 7 |
| 2004 | 8 | 15 |
| 2005 | 14 | 22 |
| 2006 | 16 | 10 |
| 2007 | 13 | 13 |
| 2008 | 7 | 9 |
| 2009 | 0 | 13 |
| 2010 | 11 | 14 |
| 2011 | 10 | 10 |
| 2012 | 18 | 11 |
| 2013 | 8 | 10 |
| 2014 | 9 | 7 |
| 2015 | 6 | 7 |
| 2016 | 9 | 10 |
| 2017 | 13 | 13 |
| 2018 | 10 | 9 |
| 2019 | 12 | 11 |
| 2020 | 11 | 16 |
| 2021 | 18 | 17 |
| 2022 | 17 | 12 |
| 2023 | 13 | 7 |
| 2024 | 10 | 7 |
| 2025 | 6 | 3 |
| 2026 | 2 | 10 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
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- Exhaust vane braking transition and correction strategy5 Aug 2025US 12,378,923 B1Fca US LLC
- Aftertreatment system nox and ammonia control strategy13 Aug 2026US 2026/0235059 A1Cummins Inc.
- Engine control device, vehicle, engine control program, and engine control method13 Aug 2026US 2026/0235087 A1Isuzu Motors Limited
- Systems and methods for temperature control of a catalyst member using machine learning6 Aug 2026US 2026/0226869 A1Cummins Inc.
- Control device for internal combustion engine, control method for internal combustion engine, and storage medium18 Jun 2026US 2026/0168447 A1Honda Motor Co., Ltd.
- Engine exhaust gas purification apparatus11 Jun 2026US 2026/0160213 A1Mazda Motor Corporation
Most cited
By later US patents
- Method and apparatus to limit a midbed temperature of a catalytic converter131US 5,414,994 AFord Motor Company · 1995
- Adaptive exhaust temperature estimation and control105US 5,722,236 AFord Global Technologies, LLC · 1998
- Air-fuel ratio control system for internal combustion engines and exhaust system temperature-estimating device applicable thereto101US 5,678,402 AHonda Giken Kogyo Kabushiki Kaisha · 1997
- Method for rapid catalyst heating94US 6,568,177 B1Ford Global Technologies, LLC · 2003
- Method and apparatus for estimating and controlling no x trap temperature88US 5,746,049 AFord Global Technologies, LLC · 1998