- 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 13/14 - Exhaust or silencing apparatus characterised by constructional features having thermal insulation
Patent holdings for IPC class F01N 13/14
Total number of patents in this class: 539
10-year publication summary
|
58
|
48
|
69
|
37
|
37
|
26
|
14
|
13
|
11
|
5
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Honda Motor Co., Ltd. | 26212 |
20 |
| Cummins Emission Solutions, Inc. | 584 |
17 |
| Purem GmbH, Formerly, Eberspächer Exhaust Technology GmbH | 308 |
17 |
| 3m Innovative Properties Company | 17445 |
15 |
| Faurecia Emissions Control Technologies, USA, LLC | 157 |
15 |
| Toyota Motor Corporation | 36092 |
14 |
| Nichias Corporation | 405 |
13 |
| Perkins Engines Company Limited | 303 |
12 |
| Caterpillar Inc. | 10302 |
11 |
| ElringKlinger AG | 580 |
11 |
| Tenneco Automotive Operating Company Inc. | 455 |
11 |
| NGK Insulators, Ltd. | 5172 |
10 |
| Futaba Industrial Co., Ltd. | 367 |
10 |
| Ibiden Co., Ltd. | 1681 |
9 |
| Tenneco Automotive Operating Company LLC | 202 |
9 |
| Nelson Global Products, Inc. | 24 |
8 |
| Hyundai Motor Company | 24898 |
7 |
| Faurecia Systemes D'Echappement | 172 |
7 |
| Tenneco GmbH | 93 |
7 |
| Ford Global Technologies, LLC | 21600 |
6 |
| Other owners | 310 |