- All sections
- F - Mechanical engineering; lighting; heating; weapons; blasting
- F02M - Supplying combustion engines in general with combustible mixtures or constituents thereof
- F02M 37/46 - Filters structurally associated with pressure regulators
Patent holdings for IPC class F02M 37/46
Total number of patents in this class: 16
10-year publication summary
|
0
|
3
|
0
|
6
|
0
|
3
|
2
|
1
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Aisan Kogyo Kabushiki Kaisha | 722 |
3 |
| MAHLE International GmbH | 2705 |
3 |
| Caterpillar Inc. | 9166 |
2 |
| MANN+HUMMEL GmbH | 1726 |
2 |
| Toyota Motor Corporation | 30455 |
1 |
| AAI Corporation | 71 |
1 |
| Walbro LLC | 200 |
1 |
| Subaru Corporation | 3328 |
1 |
| Vitesco Technologies GmbH | 2494 |
1 |
| Worthington Enterprises, Inc. | 80 |
1 |
| Other owners | 0 |