- 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: 294
10-year publication summary
|
19
|
30
|
21
|
26
|
18
|
24
|
8
|
5
|
4
|
1
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ford Global Technologies, LLC | 21070 |
33 |
| Mitsubishi Heavy Industries, Ltd. | 8962 |
14 |
| BorgWarner Inc. | 2600 |
10 |
| Cummins Inc. | 2565 |
9 |
| Deere & Company | 7836 |
7 |
| Toyota Motor Corporation | 33931 |
6 |
| Caterpillar Inc. | 9992 |
6 |
| Hyundai Motor Company | 23203 |
5 |
| Jaguar Land Rover Limited | 4922 |
5 |
| Scuderi Group, Inc. | 34 |
5 |
| Valeo Systemes de Controle Moteur | 599 |
5 |
| Tenneco Automotive Operating Company LLC | 192 |
5 |
| Robert Bosch GmbH | 43268 |
4 |
| Bowman Power Group Limited | 32 |
4 |
| IHI Corporation | 3494 |
4 |
| International Engine Intellectual Property Company, LLC | 471 |
4 |
| Volvo Lastvagnar AB | 760 |
4 |
| Kawasaki Jukogyo Kabushiki Kaisha (trading as Kawasaki Heavy Industries, Ltd.) | 3144 |
4 |
| GM Global Technology Operations LLC | 15583 |
3 |
| Denso Corporation | 24991 |
3 |
| Other owners | 154 |