- 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 13/00 - Exhaust or silencing apparatus characterised by constructional features
Patent holdings for IPC class F01N 13/00
Total number of patents in this class: 2593
10-year publication summary
|
321
|
319
|
303
|
218
|
163
|
159
|
109
|
133
|
76
|
56
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Toyota Motor Corporation | 36092 |
103 |
| Ford Global Technologies, LLC | 21600 |
98 |
| Cummins Emission Solutions, Inc. | 584 |
94 |
| Honda Motor Co., Ltd. | 26212 |
82 |
| Johnson Matthey Public Limited Company | 1766 |
60 |
| Cummins Inc. | 2651 |
59 |
| Caterpillar Inc. | 10302 |
50 |
| Vitesco Technologies GmbH | 2395 |
49 |
| Scania CV AB | 2412 |
48 |
| Hyundai Motor Company | 24898 |
47 |
| Yanmar Power Technology Co., Ltd. | 580 |
45 |
| Umicore AG & Co. KG | 850 |
40 |
| Volvo Truck Corporation | 3951 |
40 |
| Robert Bosch GmbH | 44291 |
38 |
| Isuzu Motors Limited | 2331 |
38 |
| Continental Automotive GmbH | 4459 |
35 |
| GM Global Technology Operations LLC | 16219 |
34 |
| Tenneco Automotive Operating Company Inc. | 455 |
34 |
| Perkins Engines Company Limited | 303 |
33 |
| Brunswick Corporation | 1502 |
33 |
| Other owners | 1533 |