- 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: 1282
10-year publication summary
|
135
|
167
|
155
|
125
|
82
|
70
|
53
|
48
|
26
|
13
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Hyundai Motor Company | 21897 |
43 |
| Ford Global Technologies, LLC | 20520 |
40 |
| Futaba Industrial Co., Ltd. | 329 |
38 |
| Kabushiki Kaisha Toyota Jidoshokki | 1750 |
34 |
| Scania CV AB | 2387 |
27 |
| Robert Bosch GmbH | 42632 |
26 |
| Toyota Motor Corporation | 31819 |
23 |
| Denso Corporation | 24230 |
23 |
| Valeo Systemes Thermiques | 2720 |
22 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12821 |
22 |
| Cummins Inc. | 2572 |
21 |
| GM Global Technology Operations LLC | 14968 |
19 |
| Nissan Motor Co., Ltd. | 12458 |
19 |
| Kia Motors Corporation | 7757 |
19 |
| Mitsubishi Heavy Industries, Ltd. | 8694 |
18 |
| Volvo Truck Corporation | 3381 |
15 |
| Purem GmbH, Formerly, Eberspächer Exhaust Technology GmbH | 307 |
15 |
| Caterpillar Inc. | 9530 |
14 |
| Emitec Gesellschaft für Emissionstechnologie mbH | 244 |
12 |
| Bayerische Motoren Werke Aktiengesellschaft | 14278 |
12 |
| Other owners | 820 |