- 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: 79
10-year publication summary
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4
|
7
|
9
|
7
|
8
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5
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1
|
3
|
5
|
4
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Pratt & Whitney Canada Corp. | 5531 |
11 |
| Nabtesco Automotive Corporation | 128 |
7 |
| Honda Motor Co., Ltd. | 26309 |
5 |
| Safran Helicopter Engines | 853 |
4 |
| GM Global Technology Operations LLC | 16232 |
3 |
| Cummins Filtration IP, Inc. | 580 |
3 |
| Nifco Inc. | 1102 |
3 |
| Nissan Motor Co., Ltd. | 13037 |
2 |
| Hyundai Motor Company | 24951 |
2 |
| Kia Motors Corporation | 7714 |
2 |
| Isuzu Motors Limited | 2334 |
2 |
| Safran Aircraft Engines | 6767 |
2 |
| Joint-Stock Company "united Engine Corporation" (jsc "uec") | 28 |
2 |
| SAFRAN S.A. | 801 |
1 |
| Toyota Motor Corporation | 36159 |
1 |
| JATCO Ltd | 1325 |
1 |
| ZF Friedrichshafen AG | 7276 |
1 |
| Rolls-Royce PLC | 3224 |
1 |
| Aisin AW Co., Ltd. | 2250 |
1 |
| Hamilton Sundstrand Corporation | 5011 |
1 |
| Other owners | 24 |