- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01M - Lubricating of machines or engines in generallubricating internal-combustion enginescrankcase ventilating
- F01M 13/00 - Crankcase ventilating or breathing
Patent holdings for IPC class F01M 13/00
Total number of patents in this class: 736
10-year publication summary
|
74
|
78
|
72
|
74
|
68
|
41
|
38
|
32
|
39
|
40
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ford Global Technologies, LLC | 20949 |
50 |
| Honda Motor Co., Ltd. | 25784 |
36 |
| Toyota Motor Corporation | 33519 |
32 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12657 |
24 |
| Cummins Filtration IP, Inc. | 805 |
23 |
| Kubota Corporation | 4056 |
20 |
| Isuzu Motors Limited | 2274 |
15 |
| MANN+HUMMEL GmbH | 1777 |
15 |
| Nissan Motor Co., Ltd. | 12673 |
14 |
| Hyundai Motor Company | 22842 |
13 |
| Bayerische Motoren Werke Aktiengesellschaft | 14702 |
13 |
| MAHLE International GmbH | 2838 |
13 |
| Nifco Inc. | 1110 |
13 |
| Vitesco Technologies GmbH | 2415 |
12 |
| GM Global Technology Operations LLC | 15401 |
11 |
| Yanmar Power Technology Co., Ltd. | 581 |
11 |
| Aisin Seiki Kabushiki Kaisha | 2207 |
10 |
| Suzuki Motor Corporation | 1322 |
10 |
| Denso Corporation | 24797 |
9 |
| Caterpillar Inc. | 9852 |
9 |
| Other owners | 383 |