- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01M - Lubricating of machines or engines in generallubricating internal-combustion enginescrankcase ventilating
- F01M 13/02 - Crankcase ventilating or breathing by means of additional source of positive or negative pressure
Patent holdings for IPC class F01M 13/02
Total number of patents in this class: 388
10-year publication summary
|
46
|
46
|
33
|
40
|
16
|
14
|
14
|
23
|
30
|
24
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Ford Global Technologies, LLC | 21582 |
23 |
| Toyota Motor Corporation | 35992 |
20 |
| Bayerische Motoren Werke Aktiengesellschaft | 15393 |
19 |
| MAHLE International GmbH | 2919 |
17 |
| JCB Research | 36 |
12 |
| Honda Motor Co., Ltd. | 26154 |
11 |
| Aisan Kogyo Kabushiki Kaisha | 770 |
8 |
| ElringKlinger AG | 577 |
8 |
| Caterpillar Inc. | 10299 |
6 |
| FCA US LLC | 3592 |
6 |
| Kubota Corporation | 4414 |
6 |
| TOYOTA JIDOSHA KABUSHIKI KAISHA (also trading as TOYOTA MOTOR CORPORATION) | 12331 |
6 |
| Solberg Mfg., Inc. | 15 |
6 |
| Vitesco Technologies GmbH | 2396 |
6 |
| Nissan Motor Co., Ltd. | 13016 |
5 |
| Hyundai Motor Company | 24852 |
5 |
| Cummins Filtration IP, Inc. | 583 |
5 |
| Dayco IP Holdings, LLC | 276 |
5 |
| Parker Hannifin Manufacturing Limited | 50 |
5 |
| Volvo Truck Corporation | 3942 |
5 |
| Other owners | 204 |