F01N 2900/1606
Particle filter loading or soot amount
F01N2900/1606 (Particle filter loading or soot amount) appears on 441 US grants and 516 published applications in this corpus.
Search patents in F01N- Granted patents
- 441
- Published applications
- 516
- Assignees
- 135
- Inventors
- 965
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2004 | 0 | 2 |
| 2005 | 1 | 2 |
| 2006 | 0 | 1 |
| 2007 | 1 | 2 |
| 2008 | 1 | 5 |
| 2009 | 2 | 8 |
| 2010 | 4 | 17 |
| 2011 | 4 | 18 |
| 2012 | 13 | 29 |
| 2013 | 19 | 28 |
| 2014 | 20 | 34 |
| 2015 | 45 | 39 |
| 2016 | 30 | 42 |
| 2017 | 30 | 26 |
| 2018 | 32 | 54 |
| 2019 | 50 | 56 |
| 2020 | 44 | 48 |
| 2021 | 53 | 26 |
| 2022 | 25 | 29 |
| 2023 | 22 | 18 |
| 2024 | 25 | 10 |
| 2025 | 16 | 11 |
| 2026 | 4 | 11 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Method and a system for controlling a vehicle comprising an engine exhaust system2 Jun 2026US 12,644,425 B2Volvo Truck Corporation
- Low resistance exhaust system with correction module for regeneration control5 May 2026US 12,618,353 B1
- Method and system for detecting and quantifying regeneration events in a diesel particulate filter5 May 2026US 12,618,354 B2Intangles Lab Pvt. Ltd.
- Treatment device, treatment method, and exhaust gas treatment system5 May 2026US 12,620,297 B2Komatsu Ltd.
- Systems and methods for filter regeneration with cylinder deactivation16 Dec 2025US 12,497,927 B2Cummins Inc.
- Control device, control method, and engine system16 Jul 2026US 2026/0201824 A1Komatsu Ltd.
- Pressure difference detection device for particulate collection filter2 Jul 2026US 2026/0185475 A1Toyota Jidosha Kabushiki Kaisha
- Controller for internal combustion engine25 Jun 2026US 2026/0176997 A1Toyota Jidosha Kabushiki Kaisha
- Method and device for regenerating exhaust particulate filter in v-type internal combustion engine for vehicle18 Jun 2026US 2026/0168422 A1Nissan Motor Co., Ltd.
- Controller for internal combustion engine18 Jun 2026US 2026/0168425 A1Toyota Jidosha Kabushiki Kaisha
Most cited
By later US patents
- Radio frequency process sensing, control, and diagnostics network and system267US 10,118,119 B2CTS Corporation · 2018
- Method and system for controlling filter operation45US 8,384,397 B2Filter Sensing Technologies, Inc. · 2013
- Filter control method and device28US 6,907,873 B2Bosch Automotive Systems Corporation · 2005
- Filter control apparatus23US 7,357,822 B2Bosch Automotive Systems Corporation · 2008
- Method and apparatus for monitoring ash accumulation in a particulate filter of an emission abatement assembly23US 7,581,389 B2Emcon Technologies LLC · 2009