F01N 2900/1808
Pressure
F01N2900/1808 (Pressure) appears on 241 US grants and 279 published applications in this corpus.
Search patents in F01N- Granted patents
- 241
- Published applications
- 279
- Assignees
- 103
- Inventors
- 532
- Latest grant
- 6 Jan 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 1 | 0 |
| 2002 | 2 | 4 |
| 2003 | 4 | 2 |
| 2004 | 1 | 1 |
| 2005 | 0 | 1 |
| 2006 | 1 | 2 |
| 2007 | 0 | 4 |
| 2008 | 2 | 11 |
| 2009 | 1 | 13 |
| 2010 | 4 | 13 |
| 2011 | 7 | 9 |
| 2012 | 13 | 9 |
| 2013 | 10 | 25 |
| 2014 | 15 | 20 |
| 2015 | 19 | 24 |
| 2016 | 15 | 14 |
| 2017 | 25 | 18 |
| 2018 | 11 | 20 |
| 2019 | 21 | 21 |
| 2020 | 20 | 16 |
| 2021 | 20 | 12 |
| 2022 | 10 | 7 |
| 2023 | 10 | 13 |
| 2024 | 17 | 8 |
| 2025 | 11 | 11 |
| 2026 | 1 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Motor vehicle provided with an after-treatment apparatus and a device for heating the after-treatment apparatus6 Jan 2026US 12,516,617 B2Ferrari S.P. A.
- Real-time control of reductant droplet spray momentum and in-exhaust spray distribution28 Oct 2025US 12,454,904 B2Cummins Emission Solutions Inc.
- Systems and methods for controlling a dosing module14 Oct 2025US 12,442,323 B2Cummins Emission Solutions Inc.
- Exhaust gas purification control device7 Oct 2025US 12,435,652 B2Denso Corporation
- Urea sender unit15 Jul 2025US 12,359,599 B2Errencinque S.R.L.
- Post-capture carbon dioxide processing and storage16 Jul 2026US 2026/0199830 A1Valero Services, Inc.
- Doser assembly with sensor assembly4 Dec 2025US 2025/0369383 A1Cummins Emission Solutions Inc.
- Method for predicting remaining service life of urea pump and related apparatus21 Aug 2025US 2025/0265552 A1Weichai Power Co., Ltd.
- Systems, devices, and methods for regenerating a particulate filter17 Jul 2025US 2025/0230761 A1Jtsmcdp, LLC
- Method to Control Combustion Inside a Burner of an Exhaust Gas After-Treatment System26 Jun 2025US 2025/0207520 A1Marelli Europe S.P.A.
Most cited
By later US patents
- Control system for mobile NOx SCR applications125US 6,415,602 B1Engelhard Corporation · 2002
- Method for determining catalyst cool down temperature106US 6,742,330 B2Engelhard Corporation · 2004
- Method and device for exhaust gas after-treatment in an internal combustion engine equipped with an SCR catalyst74US 6,209,315 B1Siemens Akteingesellschaft · 2001
- Control system for mobile NOx SCR applications64US 6,662,553 B2Engelhard Corporation · 2003
- Control system for mobile NOx SCR applications55US 7,150,145 B2Engelhard Corporation · 2006