- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F01N - Gas-flow silencers or exhaust apparatus for machines or engines in general; gas-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: 1272
10-year publication summary
|
151
|
134
|
167
|
155
|
125
|
82
|
69
|
53
|
45
|
8
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hyundai Motor Company | 19021 |
43 |
| Ford Global Technologies, LLC | 19702 |
42 |
| Futaba Industrial Co., Ltd. | 296 |
38 |
| Kabushiki Kaisha Toyota Jidoshokki | 1699 |
34 |
| Toyota Motor Corporation | 28582 |
27 |
| Scania CV AB | 2330 |
27 |
| Robert Bosch GmbH | 40953 |
26 |
| Denso Corporation | 23338 |
24 |
| Valeo Systemes Thermiques | 2471 |
22 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13301 |
22 |
| Emitec Gesellschaft für Emissionstechnologie mbH | 375 |
21 |
| Nissan Motor Co., Ltd. | 12249 |
20 |
| Cummins Inc. | 2369 |
20 |
| Kia Motors Corporation | 7946 |
19 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
18 |
| GM Global Technology Operations LLC | 13620 |
18 |
| Volvo Truck Corporation | 2764 |
16 |
| Purem GmbH, Formerly, Eberspächer Exhaust Technology GmbH | 288 |
15 |
| Caterpillar Inc. | 8877 |
13 |
| Bayerische Motoren Werke Aktiengesellschaft | 13126 |
12 |
| Other owners | 795 |