F02D 2200/0806
Nox storage amount, i.e. amount of nox stored on nox trap
Official title: NOx storage amount, i.e. amount of NOx stored on NOx trap
F02D2200/0806 (Nox storage amount, i.e. amount of nox stored on nox trap) appears on 214 US grants and 171 published applications in this corpus.
Search patents in F02D- Granted patents
- 214
- Published applications
- 171
- Assignees
- 53
- Inventors
- 430
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 2 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 6 | 0 |
| 1999 | 2 | 0 |
| 2000 | 7 | 0 |
| 2001 | 12 | 4 |
| 2002 | 22 | 17 |
| 2003 | 14 | 11 |
| 2004 | 14 | 13 |
| 2005 | 11 | 10 |
| 2006 | 11 | 16 |
| 2007 | 9 | 6 |
| 2008 | 5 | 6 |
| 2009 | 5 | 8 |
| 2010 | 4 | 4 |
| 2011 | 5 | 3 |
| 2012 | 6 | 4 |
| 2013 | 6 | 4 |
| 2014 | 4 | 1 |
| 2015 | 3 | 6 |
| 2016 | 9 | 9 |
| 2017 | 10 | 10 |
| 2018 | 7 | 15 |
| 2019 | 12 | 11 |
| 2020 | 11 | 4 |
| 2021 | 7 | 0 |
| 2022 | 1 | 4 |
| 2023 | 3 | 1 |
| 2024 | 2 | 3 |
| 2025 | 1 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Purification system21 Jul 2026US 12,687,123 B2Isuzu Motors Limited
- Control method of air fuel ratio for hybrid vehicle and control device of air fuel ratio for hybrid vehicle28 Apr 2026US 12,612,032 B2Nissan Motor Co., Ltd.
- Systems and methods for cold operation NOx burden reduction23 Sep 2025US 12,421,910 B2Cummins Inc.
- Method for controlling internal combustion engine and device for controlling internal combustion engine1 Oct 2024US 12,104,549 B2Nissan Motor Co., Ltd.
- Systems and methods for cold operation NOx burden reduction30 Apr 2024US 11,970,991 B2Cummins Inc.
- Purification system28 Aug 2025US 2025/0270947 A1Isuzu Motors Limited
- Method for Operating an Internal Combustion Engine, a System for Carrying Out the Method and an Internal Combustion Engine19 Dec 2024US 2024/0418112 A1Keyou GmbH
- Control method for hybrid vehicle and control device for hybrid vehicle10 Oct 2024US 2024/0336254 A1Nissan Motor Co., Ltd.
- Systems and methods for cold operation nox burden reduction1 Aug 2024US 2024/0254938 A1Cummins Inc.
- Systems and methods for cold operation nox burden reduction23 Mar 2023US 2023/0086566 A1Cummins Inc.
Most cited
By later US patents
- Exhaust purification device of internal combustion engine131US 5,437,153 AToyota Jidosha Kabushiki Kaisha · 1995
- Device for purifying exhaust gas of engine123US 6,058,700 AToyota Jidosha Kabushiki Kaisha · 2000
- Apparatus and method for internal-combustion engine control121US 5,595,060 AMitsubishi Jidosha Kogyo Kabushiki Kaisha · 1997
- Method for monitoring the performance of a NO.sub.x trap110US 5,771,685 AFord Global Technologies, LLC · 1998
- Method for monitoring the performance of a no.sub.x trap101US 5,743,084 AFord Global Technologies, LLC · 1998