- 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 13/18 - Construction facilitating manufacture, assembly or disassembly
Patent holdings for IPC class F01N 13/18
Total number of patents in this class: 1612
10-year publication summary
|
127
|
162
|
153
|
142
|
89
|
84
|
58
|
70
|
45
|
16
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Purem GmbH, Formerly, Eberspächer Exhaust Technology GmbH | 311 |
78 |
| Honda Motor Co., Ltd. | 25871 |
50 |
| Yanmar Power Technology Co., Ltd. | 580 |
40 |
| Cummins Emission Solutions, Inc. | 570 |
36 |
| Futaba Industrial Co., Ltd. | 356 |
36 |
| Komatsu Ltd. | 4658 |
33 |
| Tenneco Automotive Operating Company Inc. | 458 |
32 |
| Caterpillar Inc. | 10132 |
31 |
| Perkins Engines Company Limited | 297 |
30 |
| Tenneco GmbH | 91 |
30 |
| Toyota Motor Corporation | 34633 |
28 |
| Tenneco Automotive Operating Company LLC | 199 |
28 |
| Hyundai Motor Company | 23762 |
26 |
| Ford Global Technologies, LLC | 21274 |
24 |
| ElringKlinger AG | 571 |
20 |
| Kubota Corporation | 4221 |
20 |
| Eberspaecher Exhaust Technology GmbH & Co. KG | 62 |
17 |
| Faurecia Emissions Control Technologies, Germany GmbH | 55 |
16 |
| RENAULT s.a.s. | 5398 |
16 |
| Scania CV AB | 2402 |
16 |
| Other owners | 1005 |