- All sections
- F - Mechanical engineeringlightingheatingweaponsblasting
- F02B - Internal-combustion piston enginescombustion engines in general
- F02B 25/24 - Inlet or outlet openings being timed asymmetrically relative to bottom dead-centre
Patent holdings for IPC class F02B 25/24
Total number of patents in this class: 5
10-year publication summary
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0
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0
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0
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2
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0
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0
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0
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0
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0
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0
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| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| ANDREAS STIHL AG & Co. KG | 860 |
1 |
| Commonwealth Scientific and Industrial Research Organisation | 1651 |
1 |
| EMAK S.p.A. | 72 |
1 |
| Perfecter AB | 2 |
1 |
| ASE Alternative Solar Energy Engine AB | 2 |
1 |
| Other owners | 0 |