- 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 5/02 - Exhaust or silencing apparatus combined or associated with devices profiting by exhaust energy the devices using heat
Patent holdings for IPC class F01N 5/02
Total number of patents in this class: 1290
10-year publication summary
|
132
|
164
|
151
|
122
|
81
|
66
|
53
|
46
|
25
|
25
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hyundai Motor Company | 22700 |
43 |
| Ford Global Technologies, LLC | 20860 |
41 |
| Futaba Industrial Co., Ltd. | 342 |
38 |
| Kabushiki Kaisha Toyota Jidoshokki | 1785 |
34 |
| Scania CV AB | 2394 |
27 |
| Robert Bosch GmbH | 43001 |
26 |
| Toyota Motor Corporation | 33341 |
23 |
| Denso Corporation | 24729 |
23 |
| Cummins Inc. | 2632 |
22 |
| Valeo Systemes Thermiques | 2757 |
22 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12686 |
22 |
| GM Global Technology Operations LLC | 15340 |
19 |
| Nissan Motor Co., Ltd. | 12615 |
19 |
| Kia Motors Corporation | 7743 |
19 |
| Mitsubishi Heavy Industries, Ltd. | 8861 |
18 |
| Caterpillar Inc. | 9709 |
15 |
| Volvo Truck Corporation | 3532 |
15 |
| Purem GmbH, Formerly, Eberspächer Exhaust Technology GmbH | 308 |
15 |
| Emitec Gesellschaft für Emissionstechnologie mbH | 234 |
12 |
| Bayerische Motoren Werke Aktiengesellschaft | 14638 |
12 |
| Other owners | 825 |