- 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 1/00 - Silencing apparatus characterised by method of silencing
Patent holdings for IPC class F01N 1/00
Total number of patents in this class: 530
10-year publication summary
|
65
|
40
|
32
|
41
|
19
|
13
|
21
|
11
|
9
|
3
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Honda Motor Co., Ltd. | 25219 |
39 |
| Purem GmbH, Formerly, Eberspächer Exhaust Technology GmbH | 305 |
28 |
| Tenneco Automotive Operating Company Inc. | 624 |
20 |
| Ford Global Technologies, LLC | 20548 |
19 |
| Hyundai Motor Company | 21960 |
17 |
| GM Global Technology Operations LLC | 15020 |
12 |
| Caterpillar Inc. | 9540 |
11 |
| Faurecia Emissions Control Technologies, USA, LLC | 157 |
11 |
| Bayerische Motoren Werke Aktiengesellschaft | 14350 |
9 |
| Yamaha Motor Co., Ltd. | 2813 |
8 |
| Kia Motors Corporation | 7755 |
8 |
| Cummins Emission Solutions, Inc. | 541 |
8 |
| Suzuki Motor Corporation | 1313 |
8 |
| Toyota Motor Corporation | 31985 |
7 |
| Eberspaecher Exhaust Technology GmbH & Co. KG | 62 |
7 |
| Isuzu Motors Limited | 2248 |
7 |
| Kawasaki Motors, Ltd. | 1242 |
7 |
| Cummins Inc. | 2576 |
6 |
| Friedrich Boysen GmbH & Co. KG | 42 |
6 |
| Futaba Industrial Co., Ltd. | 332 |
6 |
| Other owners | 286 |