- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F01N - Gas-flow silencers or exhaust apparatus for machines or engines in general; gas-flow silencers or exhaust apparatus for internal-combustion engines
- F01N 3/36 - Arrangements for supply of additional fuel
Patent holdings for IPC class F01N 3/36
Total number of patents in this class: 628
10-year publication summary
|
58
|
31
|
34
|
19
|
13
|
15
|
23
|
16
|
11
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 13096 |
147 |
| Isuzu Motors Limited | 2239 |
108 |
| Tenneco Automotive Operating Company Inc. | 636 |
23 |
| Robert Bosch GmbH | 41765 |
21 |
| Toyota Motor Corporation | 30398 |
17 |
| Hino Motors, Ltd. | 345 |
14 |
| Caterpillar Inc. | 9158 |
13 |
| Scania CV AB | 2378 |
13 |
| Ford Global Technologies, LLC | 20063 |
8 |
| Bosch Corporation | 393 |
8 |
| Emcon Technologies Germany (augsburg) GmbH | 86 |
8 |
| RENAULT s.a.s. | 5391 |
7 |
| Honda Motor Co., Ltd. | 24868 |
6 |
| Cummins Emission Solutions, Inc. | 517 |
6 |
| Faurecia Emissions Control Technologies, USA, LLC | 156 |
6 |
| Kubota Corporation | 3492 |
6 |
| Volvo Truck Corporation | 3100 |
6 |
| Marelli Europe S.p.A. | 203 |
6 |
| Denso Corporation | 23747 |
5 |
| Komatsu Ltd. | 4420 |
5 |
| Other owners | 195 |