- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F01M - Lubricating of machines or engines in generallubricating internal-combustion enginescrankcase ventilating
- F01M 11/08 - Separating lubricant from air or fuel-air mixture before entry into cylinder
Patent holdings for IPC class F01M 11/08
Total number of patents in this class: 74
10-year publication summary
|
6
|
4
|
7
|
8
|
6
|
7
|
3
|
1
|
0
|
1
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pratt & Whitney Canada Corp. | 4843 |
8 |
| Nabtesco Automotive Corporation | 128 |
7 |
| Honda Motor Co., Ltd. | 25776 |
5 |
| Safran Helicopter Engines | 769 |
4 |
| GM Global Technology Operations LLC | 15220 |
3 |
| Cummins Filtration IP, Inc. | 806 |
3 |
| Nifco Inc. | 1112 |
3 |
| Nissan Motor Co., Ltd. | 12593 |
2 |
| Hyundai Motor Company | 22484 |
2 |
| Kia Motors Corporation | 7749 |
2 |
| Isuzu Motors Limited | 2265 |
2 |
| Safran Aircraft Engines | 6329 |
2 |
| Joint-Stock Company "united Engine Corporation" (jsc "uec") | 28 |
2 |
| SAFRAN S.A. | 630 |
1 |
| Toyota Motor Corporation | 33077 |
1 |
| JATCO Ltd | 1275 |
1 |
| ZF Friedrichshafen AG | 7180 |
1 |
| Rolls-Royce PLC | 3138 |
1 |
| Aisin AW Co., Ltd. | 2319 |
1 |
| Hamilton Sundstrand Corporation | 4932 |
1 |
| Other owners | 22 |