- 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: 77
10-year publication summary
|
4
|
7
|
8
|
6
|
7
|
3
|
1
|
0
|
2
|
0
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pratt & Whitney Canada Corp. | 5210 |
10 |
| Nabtesco Automotive Corporation | 128 |
7 |
| Honda Motor Co., Ltd. | 25858 |
5 |
| Safran Helicopter Engines | 805 |
4 |
| GM Global Technology Operations LLC | 15776 |
3 |
| Cummins Filtration IP, Inc. | 649 |
3 |
| Nifco Inc. | 1100 |
3 |
| Nissan Motor Co., Ltd. | 12757 |
2 |
| Hyundai Motor Company | 23688 |
2 |
| Kia Motors Corporation | 7725 |
2 |
| Isuzu Motors Limited | 2304 |
2 |
| Safran Aircraft Engines | 6532 |
2 |
| Joint-Stock Company "united Engine Corporation" (jsc "uec") | 28 |
2 |
| SAFRAN S.A. | 643 |
1 |
| Toyota Motor Corporation | 34545 |
1 |
| JATCO Ltd | 1321 |
1 |
| ZF Friedrichshafen AG | 7229 |
1 |
| Rolls-Royce PLC | 3180 |
1 |
| Aisin AW Co., Ltd. | 2275 |
1 |
| Hamilton Sundstrand Corporation | 5014 |
1 |
| Other owners | 23 |