- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01N - Gas-flow silencers or exhaust apparatus for machines or engines in generalgas-flow silencers or exhaust apparatus for internal-combustion engines
- F01N 5/04 - Exhaust or silencing apparatus combined or associated with devices profiting by exhaust energy the devices using kinetic energy
Patent holdings for IPC class F01N 5/04
Total number of patents in this class: 300
10-year publication summary
|
19
|
30
|
23
|
28
|
19
|
25
|
8
|
5
|
4
|
4
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ford Global Technologies, LLC | 21645 |
33 |
| Mitsubishi Heavy Industries, Ltd. | 9252 |
14 |
| BorgWarner Inc. | 2586 |
10 |
| Cummins Inc. | 2663 |
9 |
| Deere & Company | 8229 |
7 |
| Toyota Motor Corporation | 36389 |
6 |
| Caterpillar Inc. | 10343 |
6 |
| Hyundai Motor Company | 25119 |
5 |
| Cummins Emission Solutions, Inc. | 587 |
5 |
| Jaguar Land Rover Limited | 5167 |
5 |
| Scuderi Group, Inc. | 36 |
5 |
| Tenneco Automotive Operating Company Inc. | 451 |
5 |
| Valeo Systemes de Controle Moteur | 573 |
5 |
| Tenneco Automotive Operating Company LLC | 202 |
5 |
| Robert Bosch GmbH | 44398 |
4 |
| Bowman Power Group Limited | 32 |
4 |
| IHI Corporation | 3552 |
4 |
| International Engine Intellectual Property Company, LLC | 443 |
4 |
| Polaris Industries Inc. | 2318 |
4 |
| Volvo Lastvagnar AB | 719 |
4 |
| Other owners | 156 |